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J. G. Home Improvement / Ren Corp

Roofing, Siding, Gutters, Windows & Chimneys in Rockland County, NY and the Surrounding Areas

  • Residential Roofing
  • Commercial Roofing
  • Roof Replacement
  • Roof Repair
  • Shingle Roofing
  • Metal Roofing
  • Flat Roofing
  • Vinyl Siding Installation
  • Seamless Gutters
  • Gutter Guard Installation
  • New Windows
  • Chimney Repair
  • Licensed & Insured
  • Exceptional Warranties
  • 20 Years of Experience
  • Free Estimates

Free Estimate or Inspection

For more than a decade, J. G. Home Improvements has been offering the highest quality roofing and home improvement services in Rockland County and the neighboring New York areas. Our team of skilled craftsmen offer a variety of services to help you upgrade your home. You can count on us for new roofing installation, roof repair, vinyl siding installation, new gutters, new windows and chimney repair and restoration. As a GAF Factory Certified roofer, a feat achieved by as little as 5 percent of roofers in North America, we’re able to bring the highest quality sales, products, services and warranties to our customers. We bring this same commitment to excellence to every service we provide. We encourage you to call our Rockland County contractors to schedule an inspection and a free estimate for the cost of roofing, siding or any other services our team provides.


As a local general contracting company, we take great pride in working with our friends and neighbors in Rockland County, Westchester County, Putnam County and the surrounding areas. At J. G. Home Improvements, we believe in providing our customers with the knowledge they need to make educated decisions about their home. Our team of sales consultants are not trained to pressure customers, but simply get them the information they need about roofing, siding, windows, gutters or chimney services. Our consultants will work with you from the free initial quote for home improvement costs until the final clean up is complete, ensuring you are completely satisfied. To learn more about our products and processes, please call J. G. Home Improvements at (914) 653-7717. We look forward to assisting with your home renovation needs.

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Meet the Owner

 

Julio Guaman is the owner and founder of J. G. Home Improvements Ren/Corp. He has been serving the Hudson Valley for several years. The company is a Certified Roofing Contractors for GAF and currently holds licenses in Westchester County, Putnam County, and the City of Yonkers.

Read What Our Customers Say

J. G. Home Improvement / Ren Corp Blog

By J. G. Home Improvements November 13, 2024
One of the biggest problems commercial building owners is a leaky roof, which can lead to costly repairs, property damage, and even interruptions to your business. We discuss the main causes of leaks below. When you need commercial roof repair in Rockland County, NY, give J. G. Home Improvements a call. Aging Roof Membranes Membranes composed of EPDM, PVC, or TPO are often used on commercial roofs, particularly those that are flat or low-sloped. These materials are more likely to crack and break as they age because they become brittle and lose their flexibility. Water can enter through deteriorating membranes caused by normal wear and tear from UV radiation, high temperatures, and water pooling. Poor Installation and Workmanship One of the main reasons for leaks is poor installation. The integrity of a roof depends on appropriate layering, flashing, and sealing. Water seepage may result from mistakes in certain places, such as improper fastening, which over time may cause materials to loosen or misalign. Quality installation by skilled experts is essential if you want to prevent leaks from the start. Clogged or Improper Drainage Effective drainage solutions are essential for flat roofs. Water pools and increases the weight and strain on the roof when drains are obstructed by leaves, debris, or ice. Over time, leaks and even structural damage result from this standing water finding vulnerabilities and penetrating. Blockages can be avoided with routine drain maintenance. Damaged Flashing Flashing is used to seal the joints and edges of roof elements such as chimneys, HVAC units, and vents. Water can enter these weak spots when flashing wears down or becomes loose from exposure to the elements. Frequent inspections help identify and resolve flashing damage before they worsen. Roof Punctures and Damage For commercial roofs, punctures and surface damage can be caused by foot traffic, maintenance activities, falling debris, and even birds. Even though tiny punctures might not seem like much, they can cause big leaks, especially during storms. This risk can be reduced by designating specific walkways and restricting foot traffic. Weather Extremes and Storm Damage Extreme weather conditions are particularly dangerous for commercial roofs. Leaks are caused by the damage that high winds, hail, heavy rain, and snow accumulation do to roofing materials. It's a good idea to check the roof after every severe weather occurrence. Commercial Roof Repair in Rockland County At J. G. Home Improvements, we understand that roofing is a major investment that deserves the utmost skill and care. That’s why we’ve worked hard to become a GAF Factory-Certified roofers in Rockland County, New York. This feat is achieved by as little as five percent of roofers in North America due to the certification’s strenuous requirements. To learn more about our commercial roof repair services, call our local roofing company in Rockland County at  914-653-7717  . We will gladly answer any questions you have or make you an appointment at your convenience.
By J. G. Home Improvements November 13, 2024
One of the biggest problems commercial building owners is a leaky roof, which can lead to costly repairs, property damage, and even interruptions to your business. We discuss the main causes of leaks below. When you need commercial roof repair in Rockland County, NY, give J. G. Home Improvements a call. Aging Roof Membranes Membranes composed of EPDM, PVC, or TPO are often used on commercial roofs, particularly those that are flat or low-sloped. These materials are more likely to crack and break as they age because they become brittle and lose their flexibility. Water can enter through deteriorating membranes caused by normal wear and tear from UV radiation, high temperatures, and water pooling. Poor Installation and Workmanship One of the main reasons for leaks is poor installation. The integrity of a roof depends on appropriate layering, flashing, and sealing. Water seepage may result from mistakes in certain places, such as improper fastening, which over time may cause materials to loosen or misalign. Quality installation by skilled experts is essential if you want to prevent leaks from the start. Clogged or Improper Drainage Effective drainage solutions are essential for flat roofs. Water pools and increases the weight and strain on the roof when drains are obstructed by leaves, debris, or ice. Over time, leaks and even structural damage result from this standing water finding vulnerabilities and penetrating. Blockages can be avoided with routine drain maintenance. Damaged Flashing Flashing is used to seal the joints and edges of roof elements such as chimneys, HVAC units, and vents. Water can enter these weak spots when flashing wears down or becomes loose from exposure to the elements. Frequent inspections help identify and resolve flashing damage before they worsen. Roof Punctures and Damage For commercial roofs, punctures and surface damage can be caused by foot traffic, maintenance activities, falling debris, and even birds. Even though tiny punctures might not seem like much, they can cause big leaks, especially during storms. This risk can be reduced by designating specific walkways and restricting foot traffic. Weather Extremes and Storm Damage Extreme weather conditions are particularly dangerous for commercial roofs. Leaks are caused by the damage that high winds, hail, heavy rain, and snow accumulation do to roofing materials. It's a good idea to check the roof after every severe weather occurrence. Commercial Roof Repair in Rockland County At J. G. Home Improvements, we understand that roofing is a major investment that deserves the utmost skill and care. That’s why we’ve worked hard to become a GAF Factory-Certified roofers in Rockland County, New York. This feat is achieved by as little as five percent of roofers in North America due to the certification’s strenuous requirements. To learn more about our commercial roof repair services, call our local roofing company in Rockland County at  914-653-7717  . We will gladly answer any questions you have or make you an appointment at your convenience.
By J. G. Home Improvements October 13, 2024
Choosing the right siding for commercial buildings requires careful consideration of factors like durability, aesthetics, and energy efficiency. With the area’s varied climate, it's important to select siding that can handle weather fluctuations while maintaining a professional appearance. Below, we discuss several options that fare well in Rockland County weather. When it’s time to replace your commercial siding in Rockland County, NY, call the J. G. Home Improvements team. Fiber Cement Siding Fiber cement is one of the most popular siding options for commercial buildings. Made from a mix of cement, sand, and cellulose fibers, it is exceptionally durable and resistant to weather, insects, and fire. This makes it ideal for buildings that need to stand up to the elements without frequent maintenance. Fiber cement can mimic the look of wood, stone, or stucco, offering a range of design possibilities while maintaining its long-lasting strength. Metal Siding Metal siding, particularly aluminum and steel, is another great option for commercial buildings. It provides a sleek, modern look and is highly durable. Metal siding is resistant to rust, pests, and fire, making it ideal for industrial or commercial spaces where toughness is a priority. One of the standout benefits of metal siding is its low maintenance. It can withstand heavy snow, wind, and rain. With proper insulation, metal siding can be energy-efficient, keeping utility costs down year-round. Vinyl Siding Vinyl siding remains a popular and cost-effective choice for many commercial properties. It's available in a variety of colors and styles, making it versatile for different architectural designs. Vinyl is also resistant to rot, insects, and moisture, which are common concerns in the area’s humid summer months. While vinyl is not as durable as fiber cement or metal, it requires minimal upkeep and is affordable, making it a solid choice for commercial buildings that prioritize budget without sacrificing aesthetics. Brick or Stone Veneer For businesses that want a high-end, timeless appearance, brick or stone veneer siding is an excellent option. While more expensive than other materials, it provides unparalleled durability and insulation. Brick and stone are highly resistant to fire, wind, and moisture, making them a good fit for the climate. Siding Installation and Repair in Rockland County High-quality siding is engineered to protect against the harshest weather. With a wide variety of colors and styles to choose from, new siding from J. G. Home Improvements is a great way to improve the looks and performance of your home. Our low-maintenance siding options prevent the need to repaint your home and it is scratch and dent-resistant. To learn more about the benefits and costs of siding or to get a quote for siding repair in Rockland County or the surrounding area, please don’t hesitate to contact us at  914-653-7717  .
By J. G. Home Improvements September 13, 2024
For good reason, shingles are among the most often used roofing materials for residences. They are a great option for homeowners looking for a dependable and affordable roofing solution because of the many advantages they provide. We explain why shingles could be the best choice for your roof installation below. When it’s time to replace your roof in Rockland County, NY, give the team at J. G. Home Improvements a call to learn more about our extensive options. Affordability Asphalt shingles in particular are some of the least expensive roofing materials that can be found. Their economical price allows most homeowners to afford them without sacrificing quality or performance. Durability Shingles are made to resist wind, rain, and snow. Architectural or impact-resistant shingles provide superior protection and have an extended lifespan of twenty to thirty years. They are a dependable option for a variety of climates due to their longevity. Variety of Styles and Colors Because shingles are available in so many different hues, patterns, and styles, homeowners can match the style of their roofs to the inside decor of their houses. Shingles provide the flexibility to complement your design, whether you're going for a traditional or modern look. Ease of Installation and Repairs Shingles are simple to install when compared to alternative roofing materials. This translates into shorter installation timeframes and cheaper labor. It is also possible to avoid the need for a complete roof renovation by replacing a single damaged shingle. Energy Efficiency Many types of shingles have reflecting coatings, which help your house stay cooler in hot weather by reducing heat absorption. Because it lessens the need for air conditioning, this can help save energy, making shingles an environmentally beneficial choice. Residential Roofing in Rockland County Shingle roofing is incredibly popular due to its affordability, excellent durability, and long lifespan. Additionally, this type of roofing looks great and is available in a wide variety of colors and shingle shapes. With a proven installation process, the team at J. G. Home Improvements/Ren Corp can complete new roof installations in Rockland County and beyond in as little as one day. To request an estimate for the cost of shingle roofing, please give us a call at  914-653-7717  .
house roof
By J. G. Home Improvements August 12, 2024
Although it might seem like an odd time to think about your chimney, summer is the best season to do maintenance. Maintaining your chimney in the summer months will help avoid problems later on and make sure your fireplace is operational when the weather turns cold. When you need chimney maintenance in Rockland County, NY, give the team at J. G. Home Improvements a call. Why Summer Maintenance Is Beneficial The ideal season for chimney repair is summer. Professionals can evaluate and repair any flaws more easily because of the dry, warm weather rather than the hassles that come with winter. Furthermore, arranging for summertime maintenance guarantees that your chimney will be operational when you need it most. Summertime also has less demand for chimney repair services. You can avoid the rush and any delays that come during the fall and winter months when demand increases for these services by scheduling maintenance now. Important Maintenance Tasks To keep a chimney safe, regular cleanings and inspections are required. To prevent chimney fires, creosote, a highly combustible material that accumulates in the chimney from burning wood, must be removed. Your chimney can be kept clear of obstructions and clean with the help of a professional chimney sweeper. Summer maintenance can entail replacing damaged chimney crowns, repairing masonry cracks, or taking care of flue liner problems. By fixing these issues early on, more serious harm and expensive repairs later on can be avoided. You can prolong the life of your chimney and shield it from the weather by waterproofing it. Applying a waterproofing sealant is best done in the summer when the weather is dry and the sealer can adhere and cure more effectively. Chimney Maintenance and Repair in Rockland County At J. G. Home Improvements/Ren Corp, our local chimney company can conduct any repairs necessary to return a chimney to service. We offer chimney leak repair, chimney masonry repair, chimney liner replacement, and installation, chimney cap repair and chimney cap installation, chimney crown repair, and other services. We can fix masonry chimneys and metal chimneys, so don’t hesitate to call us at  914-653-7717  to request chimney repair in Rockland County. We can complete a chimney inspection to let you know exactly what’s needed.
By J. G. Home Improvements July 10, 2024
Properly working gutters are the main prevention against water damage to your home. They drain rainfall away from your roof, walls, and foundation. Gutters can wear down and become less effective over time, potentially causing problems. Below, we discuss the primary signs that your gutters need to be replaced. When it’s time to update your gutters in Rockland County, NY, give the team at J. G. Home Improvements a call. Constant Leaks and Cracks If you see leaks or cracks in your gutters, it means they're no longer doing their job properly. Small fissures can quickly escalate into major problems, particularly following heavy rain. Water leaking through these openings can cause damage to your home's façade and foundation. Inspect your gutters regularly for signs of leaks or cracks, and consider replacing them if repairs won’t do the job. Sagging or Pulling Away from the House Gutters should be securely attached to your home. If you find your gutters sagging or pulling away from the house, they are no longer firmly fastened. This could be due to loose screws, damaged brackets, or the gutters themselves becoming too heavy because of debris accumulation. Sagging gutters can cause incorrect water drainage, resulting in water pooling around the foundation. Peeling Paint or Rust Stains If your home has rust stains or peeling paint, water may not be channeled away from it effectively. This can harm your home's siding and fascia boards. If you notice paint flaking or rust stains, your gutters need to be replaced. Water Damage or Mildew Around the Foundation One of the main functions of gutters is to protect your foundation from water damage. If you see mildew near the base of your property, your gutters aren't doing their job properly. Water damage can cause severe structural issues and pricey repairs. Replacing your gutters will help you avoid foundation issues and maintain your property. Overflow During Rain Gutters should be able to handle the flow of water during rainfall. If you notice water overflowing from the sides of your gutters during a rainstorm, it means they're clogged or too small for your roof. While cleaning can help with obstructions, gutters that constantly overflow may require replacement with a larger, more efficient system. Gutter Installation in Rockland County Gutters are a great investment for any property. J. G. Home Improvements/Ren Corp installs seamless and traditional gutters and downspouts on both residential and commercial buildings. Give us a call at  914-653-7717  and we’d be more than happy to provide you with an estimate for the cost of new gutters in Rockland County and the surrounding areas. Our team offers multiple five and six-inch gutter options.
By J. G. Home Improvements June 11, 2024
Maintaining the integrity and value of your home means getting residential roof repairs done as soon as possible. Delaying necessary repairs can lead to more severe damage, higher costs, and potential safety hazards. We explore why it's important to address roof issues promptly, the risks of postponing repairs, and the benefits of keeping your roof in good condition below. When you need roof repairs in Rockland County, NY, give the team at J. G. Home Improvements a call. Structural Damage Water leaks, caused by damaged or missing shingles, can seep into the underlying framework, weakening beams and supports over time. This can result in sagging roofs, compromised walls, and even foundation issues. Mold Growth Delaying residential roof repairs can lead to mold growth, which poses serious health risks and structural issues. When a damaged roof allows water to seep into your home, moisture can accumulate in the attic, walls, and ceilings, creating an ideal environment for mold to thrive. Mold can spread quickly, causing respiratory problems, allergies, and other health concerns for your family. Additionally, mold can deteriorate building materials, compromising the structural integrity of your home. Lowered Home Value A well-maintained roof is a critical factor in a home's overall condition and appeal. Potential buyers are likely to be deterred by visible roof damage or signs of neglect, fearing expensive future repairs. Furthermore, home inspections will highlight roofing issues, which can lead to lower offers or demands for repair credits. Keeping your roof in good condition preserves your home's value, enhances its marketability, and ensures a quicker, smoother sale process when you decide to move. Residential Roof Repair in Rockland County If time or weather has taken a toll on your roof, trust J. G. Home Improvements to get things sorted out. We perform storm damage roof repair, roof leak repair, skylight repair, skylight leak repair, and other services to ensure your home remains properly protected and sealed. We fix roofing of all types, including shingle and flat roofing, so don’t hesitate to call us at 914-653-7717 if you notice signs of trouble, such as missing shingles, wet spots on your ceiling, or a physical water drip inside your home. We’re here to provide emergency roof repair in Rockland County and the surrounding areas.
By J. G. Home Improvements May 12, 2024
There is no one-size-fits-all answer to choosing windows for your home. Depending on how much light and airflow a room needs, different window styles are needed. Find out which windows pair best with different rooms below. When you’re ready for a window upgrade in Rockland County, NY, give the team at J. G. Home Improvements a call. Living Room Furniture placement plays a significant role in choosing windows for the living room. Make sure the window is accessible and easy to open if you plan to place a huge sofa or other piece of furniture in front of the window. In living rooms, picture and crank windows are popular options. Their size and ease of use will ensure you get adequate light and fresh air. Bedroom Your bedroom windows should give you a sense of security and protection. They have to have the capacity to filter out noise, create a comfortable breeze, and supply enough natural light throughout the day. If your bedroom faces a busy street, double-hung windows are a great substitute for privacy and security. They open vertically, and many have a vent mode that lets air flow through while enabling double locking. If you don't mind your neighbors, a bow or bay window can provide you with a panoramic view of your outside area. If you have the space, you can set up a reading or relaxation area in front of these windows. Bathroom Choosing the ideal bathroom window requires striking a balance between privacy and airflow. Effective ventilation is crucial for eliminating steam and preventing mold in bathrooms with showers. The most effective privacy glass for bathroom windows blocks out any outside light. Popular options include awning windows, which protrude from the bottom of the frame. Since this style keeps rain out, it can be left open even in inclement weather. New Windows in Rockland County If it is time for new windows in Rockland County or the surrounding NY areas, contact J.G. Home Improvements/Ren Corp. We offer high-quality vinyl windows that are perfect for your home and office. Whether you’re replacing one window or every pane in the house, we can get the job done. We offer single hung windows, double hung windows, and sliding windows, ensuring we have an option for every space and budget. Give us a call at  914-653-7717  to request an estimate for window installation in Rockland County or the neighboring communities.
By J. G. Home Improvements April 13, 2024
When hailstorms strike, homeowners face a variety of issues, the most common of which is roof damage. From microscopic pellets to larger, damaging chunks, hailstones can damage your roof, causing leaks and structural damage. We've outlined the steps you should take to deal with hail damage below. If your roof has undergone hail or other storm damage in Rockland County, NY, call the J. G. Home Improvements team for repairs. Where To Look for Hail Damage Start your inspection by checking metal components such as gutters, downspouts, and vents, which are often the first to show indications of hail damage. These surfaces should be checked for dents, dimples, and fissures. Next, examine the shingles for missing granules and fractures. Look at the skylights for cracks and chipping. Keep a look out for shifting roofing materials and water stains on ceilings, as these can signal hidden leaks. Inspect your attic for daylight penetration, which is a common sign of hail damage. Get a Third Party Roof Assessment While insurance adjusters frequently assess roof damage, getting an independent inspection performed by a licensed roofing professional can give you an extra layer of expertise. A third-party evaluation can help determine the extent of the damage, identify any potential issues that were missed during the initial inspection, and offer a detailed report for use in the insurance claims process. Roof Repair Services in Rockland County If time or weather has taken a toll on your roof, trust J. G. Home Improvements to get things sorted out. We perform storm damage roof repair, roof leak repair, skylight repair, skylight leak repair, and other services to ensure your home remains properly protected and sealed. We fix roofing of all types, including shingle and flat roofing, so don’t hesitate to call us at 914-653-7717 if you notice signs of trouble, such as missing shingles, wet spots on your ceiling, or a physical water drip inside your home. We’re here to provide emergency roof repair in Rockland County and the surrounding areas.
By J. G. Home Improvements March 12, 2024
Your home’s siding adds aesthetic appeal while also protecting it from the weather. Siding can become worn, ripped, or outdated with time, affecting the beauty and functionality of your home. There are plenty of benefits to replacing your home's siding, which we discuss below. When it’s time to repair or replace your siding in Rockland County, NY, call the J. G. Home Improvements team. Boost Curb Appeal Your property's exterior appeal can be dramatically improved with new, modern siding. Prospective purchasers and passers-by will be attracted to your property if your siding is visually appealing. New siding can also give your property a much-needed facelift, making it stand out from the crowd and increasing its market value. J. G. Home Improvements offers a variety of high-quality siding materials, including vinyl siding. Better Energy Efficiency Energy-efficient siding can help keep your home insulated, which reduces the need for year-round heating and cooling. Proper siding can prevent drafts and cold spots by reducing air leakage, resulting in more comfort for you and your family. Furthermore, reduced energy use results in cheaper utility bills, which yields significant long-term financial benefits. Furthermore, investing in energy-efficient siding benefits the environment by reducing your carbon footprint. Protects Your Home From the Elements Your home's siding shields it from harsh elements like rain, snow, wind, and UV radiation. A well-maintained siding system keeps moisture from accessing the walls, resulting in water damage and mold growth. Siding Installation and Repair in Rockland County High-quality siding is engineered to protect against the harshest weather. With a wide variety of colors and styles to choose from, new siding from J. G. Home Improvements is a great way to improve the looks and performance of your home. Our low-maintenance siding options prevent the need to repaint your home and it is scratch and dent-resistant. To learn more about the benefits and costs of siding or to get a quote for siding repair in Rockland County or the surrounding area, please don’t hesitate to contact us at  914-653-7717  .
By J. G. Home Improvements February 12, 2024
Your chimney withstands the elements all year. But how can you tell when it needs some TLC? We've broken down the signs that your chimney might benefit from tuckpointing below. When your home needs chimney repair in Rockland County, NY, call the J. G. Home Improvements team. What Is Tuckpointing? Weather, age, and normal wear and tear can eventually wear away the mortar between bricks. This is where tuckpointing comes in. It's the process of filling up the holes with new mortar to make your chimney strong and weather-resistant again. Flaking or Peeling Mortor Flaking or peeling mortar indicates that the protective coating has worn thin, leaving the bricks exposed to the environment. This can cause water intrusion and eventually weaken your chimney. Tuckpointing not only rejuvenates the appearance of your chimney but also protects it from future damage. Changing Colors If you notice the mortar turning a different color, whether it's a darker tint or a stark contrast to the original color, it could indicate water damage and deterioration. This color shift is frequently caused by moisture absorption, which undermines the mortar's structural integrity. Water-damaged Drywall Water-damaged drywall is often indicative of a leaking chimney, with water seeping through fragile brickwork and into your home. This not only jeopardizes the structural integrity of your chimney, but it can also cause more serious problems like mold growth and poor indoor air quality. Rust Around the Fireplace When metal components like the damper or firebox begin to rust, it means that water has entered the chimney system. This water infiltration could be caused by decaying or fractured mortar joints, which allow moisture to infiltrate. Chimney Repair in Rockland County At J.G. Home Improvements, we can conduct any repairs necessary to return a chimney to service. We offer chimney leak repair, chimney masonry repair, chimney liner replacement, and installation, chimney cap repair and chimney cap installation, chimney crown repair, and other services. We can fix masonry chimneys and metal chimneys, so don’t hesitate to call us at  914-653-7717  to request chimney repair in Rockland County. We can complete a chimney inspection to let you know exactly what’s needed.
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