• Commercial Roof Contractors based in Collinsville IL Offering Free Roofing Inspections

    commercial roofing solutions collinsville illinois

    Are you looking for commercial roofing solutions for your St. Louis area business? Downing Roofing, Inc. has partnered with some of the industry’s best manufacturers to provide local communities with the very best in roofing replacement and roofing repair services. Our services include metal roofing, membrane roofing, polyurethane foam, flexion roof systems and much more.

  • Why Choose Downing Roofing, Inc.?

    • Family-Owned & Operated
    • Years’ of Experience
    • Prompt & Conscientious Service
    • Thorough Communication
    • Written Estimates
    • Trained Employees
  • Our Promise to You

    We understand that roofing repairs and roofing installation is a major investment. With that in mind, it’s our goal to provide great service from well-trained and friendly contractors that will communicate with you throughout the process. We provide 24-hour emergency repairs for when you need them most, and we invite you to contact us for all your roofing problems.

    Contact us for details about all that we can do for you, or read below about the services that we can provide.

  • EPDM Rubber Roofing

    EPDM roofing have been in use since the 1960s, but they have become more and more popular as this technology has evolved. Today, it’s recognized as a practical commercial roofing option that offers superior resistance to UV rays and great longevity. We provide EPDM roofs with a single-ply membrane roofing system. It’s lightweight and easy to install, consistent of rubber that produces no odors. Read more about the advantages of EPDM roofs, below.

  • EPDM Advantages

    • Resistant to UV Rays
    • Resistant to Deterioration & Decay
    • Flexibility (good for hot and cold temperatures)
    • Resistant to Impact & Storm Damage
    • Longer than Average Lifespan
    • Low Maintenance
  • PVC Roofing

    We provide PVC roofing systems, a material that was originally produced in Germany over 30 years ago. It’s affordable and lightweight, and it’s single-ply. It’s made of a durable plastic that’s also used for plumbing and other types of pipes. It’s ideal for flat roof installations for commercial buildings. However, it can be used in any residential, commercial or industrial application.

    This product is a reinforced membrane where the seams are welded together, providing excellent durability and stability. PVC roofing can be used in a wide range of temperatures, it’s flame retardant and prevents algae growth. These systems can be adhered in different ways, and our team will provide an expert recommendation as to what is best for you.

  • TPO Roofing

    This is a type of thermoplastic flat roofing that’s lightweight and affordable. It’s also one of the newest technologies available in the roofing industry. It’s installed with heavy-duty adhesives or fasteners, and it must be installed properly for best performance.

    These roofing membranes are made of a blend of different polymers and other ingredients that include flame retardant materials, light absorbers, and more. Usually, produce in white sheets, they’re available in other colors, too, and they are aesthetically pleasing, lightweight, highly reflective and tear-resistant.

    Benefits of this type of roofing include heat resistance, tear resistance, and low maintenance qualities. It’s becoming increasingly popular as a commercial roofing solution for a variety of types of buildings and businesses.

  • Modified Bitumen Roofing

    Modified bitumen roofing is a hybrid type of roof that’s installed using built-up roofing technologies combined with newer, advanced roofing tech. It consists polymers that are reinforced with layers of heavy-duty polyester and glass fibers that provide it superior strength.

  • Installation Options

    This type of roofing provides multiple installation options, depending on the size and other characteristic of your buildings. Read more below about our two installation options for modified bitumen roofing systems.

    • SBS (Styrene Butadiene Styrene) – This method involves the mopping of cold adhesive onto asphalt. These roofs are then reinforced with a rubber-type finish that’s applied with an adhesive backing.
    • APP (Atactic Polypropylene) – This may be referred to as a torch roofing technique, but it consists of thermoplastic polymers that are applied using a torch or welded heat and provides a smooth plastic-like finish.
  • Modified Bitumen Benefits

    • Longevity (up to 20 years)
    • Performance
    • Temperature Resistant
    • Impact Resistant
    • Waterproof
    • Energy Efficient
  • Tile Roofing

    This advanced roofing technology provides customers with endless possibilities. Available in a wide variety of designs, styles and colors, installed with interlocking technology, these roofing systems offer superior protection from water, ice and other elements. The styles of tile roofing systems that we install include:

    • Mission Roof Tile
    • Shake Roof Tile
    • Slate Roof Tile
    • Shingle Roof Tile
    • Concrete Roof Tile
    • Asphalt Composition Tile
    • Terracotta Roof Tile
    • Spanish Tile
    • Mediterranean Roof Tile
    • Flat Interlocking Tile
  • Tile Roofing Benefits

    • Energy Efficiency
    • Long Lasting
    • Durable
    • No Chemical Preservatives
    • Temperature Resistant
  • Steep Slope Roofing

    Steep slope roofing refers to roofs that have steep slopes, usually with slope ratios of or greater than 3:12. This ration means that for every 12 horizontal inches of roof, the rise of the roof is 3 inches or more. Types of roofing that are suitable for steep slope roofing include asphalt rolling, asphalt shingles, concrete tiles, clay tiles, wood shakes, slate, metal roofs and more.

  • Steep Slope Roofing Benefits

    • Less debris buildup to slope of roofing
    • Improved drainage
    • Low maintenance
    • Aesthetically pleasing
  • Metal Roofing

    The metal roof systems installed by Downing Roofing, Inc. are made from corrugated galvanized steel. These steel sheets are coated with zinc. We may also use copper, aluminum, stainless steel and tin for commercial roofing applications. Metal roofs can have waterproof, anti-rust and UV protection coatings applied. Read more about the benefits below!

  • Metal Roofing Benefits

    • Longevity
    • Durability
    • Lightweight
    • Energy Efficient
    • Environmentally friendly
    • Variety of Colors & Styles
    • Aesthetically Pleasing
  • Asphalt Shingle Roofing

    Asphalt shingle roofing is the most common type of roofing used today for commercial and residential applications. This traditional roofing method consists of covering the home with asphalt shingles that are nailed into place. Read more below about this roofing method.

  • Asphalt Shingle Components

    • Fiberglass Mat: The first step is to lay down a fiberglass mat that reinforces the shingles after they’re put on.
    • Asphalt: Asphalt is applied to the shingles to act as a waterproofing agent and to hold the shingles in place.
    • Fillers: Fillers are added to the asphalt mix to increase the resistance to heat UV radiation and more.
    • Granules: These make up the grainy exterior of your shingles. They provide UV resistance to the asphalt below.
    • Back Surfacing: This is applied to the back of the shingles prevent sticking during storage.
  • Types of Shingles

    • Premium/Designer Shingles – these have a high-end aesthetic and usually come in a wide range of styles, colors and other designs.
    • Laminated Shingles – This is the most common type of shingles and are also referred to as architectural or dimensional.
    • 3-Tab Shingles – This is the most basic type of shingle, and it involves a shingle layer with 3 tab cutouts. This is the least expensive type of shingle.
    • Cedar Shake Roofing Shingles – A rustic wood roof shingle that has been hand split. They usually last up to 30-40 years.
  • Shingle Roofing Benefits

    • Wind Resistant
    • Impact Resistant
    • Fire Resistant
    • Algae Resistant
    • Solar Reflective
  • Roof Decks

    When an ice dam protection membrane is in use, roof decking should be used for the application of wood shakes and shingles. Roof decks can be constructed in the form of an underlayment and interlayment. Asphalt is the most common underlayment used. Please contact our staff for additional details about roof decks.