Atlas Roofing Corporation 
Atlas Roofing Corporation is a leader in manufacturing and development of roofing underlayments for a variety of different applications. Atlas manufactures a full line of felt underlayments, premium glass reinforced Gorilla Guard and Summit Synthetic for prolonged exposure. Atlas also offers its line of WeatherMaster (Ice & Water, Polyseal, Tile Underlayment) peel and stick products for weatherproofing.
Building Products of Canada Corp.
Building Products of Canada manufactures felt roof underlayment materials that are uniform, flexible and of organic fibers, impregnated with an asphalt saturant. They can be used beneath asphalt shingles, wood shakes and tiles of steep as well as low slope roofing application. Some products can also be used in Built-Up Roofing (BUR) Systems as well as an eaves protection.
CertainTeed 
encompasses the most comprehensive line of residential roofing products for any price range or architectural style. CertainTeed offers over 30 styles of fiber glass shingles that are certified to meet the stringent ASTM D3462 performance guidelines -- proven quality that exceeds today's tough building codes.
CETCO
StrongSeal, by CETCO, is an eco-friendly rubber roofing underlayment membrane that delivers exceptional waterproofing performance over traditional asphalt based products. Derived from recycled tire crumb, StrongSeal is asphalt-free and contains a high percentage of post consumer recycled material perfect for sustainable living. Ideal for use under shingles, slate, tile, shake and metal roofs.
GAF
Founded in 1886, GAF is the largest roofing manufacturer in North America. Offering high quality products in steep-slope and commercial roofing systems, ductwork and specialty fabrics, GAF is your best and safest choice.
Henry Company 
Each Henry self-adhered underlayment is designed to meet performance requirements of various roof covering: Blueskin® PE200 HT meets high temperature requirements of metal roofing; use Blueskin RF200 under tile and shingles; Eaveguard an economical underlayment for shingle roofs. Combine underlayments with Henry air and weather barriers and waterproofing for a single source watertight building envelope.
InterWrap
TITANIUM Synthetic Roofing Underlayments is the future in felt replacement. It’s six times lighter and 20 times stronger than the 30-pound felt. TITANIUM innovative technologies include the patented SUREFOOT slip resistant technology, 6 month UV exposure, synthetic construction that is inert to mold growth and a cool light gray surface that doesn’t expand or contract.
Keene Building Products
Keene Building Products manufacturers 3-dimensional filament products for the building envelope market. Our building envelope products can be utilized in wall, masonry, roofing, and foundation applications to eliminate moisture issues. For Building Envelope drainage and ventilation please see our DRIWALL™ products such as weep vents, mortar collection devices, full wall rainscreen applications, and Driwall™ CDR Vent for Roofing.
MFM Building Products Corp.
MFM Building Products
offers a wide range of self-adhesive, self-sealing roofing underlayments. These
waterproofing membranes aggressively adhere directly to the roof deck using a
rubberized asphalt adhesive system for a watertight bond. We offer mineral
surface, textured, high temperature, and fabric underlayment products that can
be used under all roofing materials including shingles, shakes, tile, and metal
roofing systems.
Nordic Waterproofing Co.
RoofAquaGuard is from an established 100 year old manufacturer specializing in new and innovative roofing and siding products providing solutions to your problems. We have superior non-slip, breathable and non breathable, water repelling underlayments and siding products. With our knowhow, and technical expertise, we’ll support you every step of the way. It is all about waterproofing.
Polyglass USA
Polyglass’ Polystick family of self-adhesive underlayments with ADESO Technology offer a revolutionary concept of manufacturing dual compound self-adhesive membranes using a “true” APP, SBS, TPO formulation on the top weathering side and an aggressive self-adhesive formulation on the bottom side of the reinforcement. Our underlayments are non-carrier based or reinforced with glass fiber mat.
Polyguard Products
We began with Polyguard 650 membrane waterproofing, a product which by the mid 1990's was specified worldwide for foundations and plaza deck protection. In the 1980's we moved above grade, protecting the building envelope with products for roofing, walls, flashing, decks, and tile underlayments.
Protecto Wrap Co.
Protecto Wrap manufactures peel-and-stick, SBS modified, rubberized asphalt high performance roofing underlayments that are internally reinforced with strong non-woven polyester fabric and white reflective topping for added footing safety. Rainproof underlayments available in 40- and 60-mil thickness. Rainproof Plus has 180-day UV protection. Ice & Water Guard prevents moisture damage caused by ice dam buildup.
RKW US, Inc.
RoofTopGuard II is the newest technology in roofing underlayment. Recommended for use in place of standard underlayments such as 15 and 30-pound felt, RoofTopGuard II blows the competition away when it comes to performance and installer-friendliness. RoofTopGuard II meets or exceeds all national building code requirements, including Dade County, and out-performs and out-tests conventional underlayments.
SDP Advanced Polymers Products
PALISADE™ brand roofing underlayments. PALISADE™ synthetic 300F polymer (superior felt replacement) and PALISADE-SA-HT™ 250F self-adhered underlayments for 2 product, 100% ALL-TYPE roofing applications (metal, tile, shingle, slate, synthetic). Category leading STRONGHOLD™ skid resistant safety, 6 month UV exposure, CLASS A fire, 25 yr warranty. KOOL BLUE™ reflective technology, 8X cooler than felt. USGBC member. LEED Points.
TAMKO Building Products
TAMKO® offers organic and fiberglass underlayments for use under shingles. Self-adhering TW Metal & Tile Underlayment and TW Underlayment are suited for application under metal and mechanically fastened tile roofs. Self-adhering Moisture Guard Plus® underlayment helps protect against windblown rain or ice damming. NailFast SBS-modified underlayment and other saturated organic felt options are also available.
Vaproshield
SlopeShield, with a rating of 59 perms, combines the best properties of a vapor permeable membrane and a roofing underlayment in one innovative, affordable product. SlopeShield provides the highest vapor permeability in a commercial quality, breathable roofing underlayment.
York Manufacturing
A full line of moisture control solutions for commercial construction, which includes composite membranes for waterproofing and air/vapor barriers. We also offer a wide range of adhesives and other accessories to complete your moisture control system. They all come with the York quality that continues to set the industry standard.
See also: 07 2280 - Nailbase Insulation
Atlas Roofing Corporation
Atlas Roofing Corporation is a leader in manufacturing and development of roofing underlayments for a variety of different applications. Atlas manufactures a full line of felt underlayments, premium glass reinforced Gorilla Guard and Summit Synthetic for prolonged exposure. Atlas also offers its line of WeatherMaster (Ice & Water, Polyseal, Tile Underlayment) peel and stick products for weatherproofing.
Building Products of Canada Corp.
Building Products of Canada manufactures felt roof underlayment materials that are uniform, flexible and of organic fibers, impregnated with an asphalt saturant. They can be used beneath asphalt shingles, wood shakes and tiles of steep as well as low slope roofing application. Some products can also be used in Built-Up Roofing (BUR) Systems as well as an eaves protection.
CertainTeed
encompasses the most comprehensive line of residential roofing products for any price range or architectural style. CertainTeed offers over 30 styles of fiber glass shingles that are certified to meet the stringent ASTM D3462 performance guidelines -- proven quality that exceeds today's tough building codes.
CETCO
StrongSeal, by CETCO, is an eco-friendly rubber roofing underlayment membrane that delivers exceptional waterproofing performance over traditional asphalt based products. Derived from recycled tire crumb, StrongSeal is asphalt-free and contains a high percentage of post consumer recycled material perfect for sustainable living. Ideal for use under shingles, slate, tile, shake and metal roofs.
GAF
Founded in 1886, GAF is the largest roofing manufacturer in North America. Offering high quality products in steep-slope and commercial roofing systems, ductwork and specialty fabrics, GAF is your best and safest choice.
Henry Company
Each Henry self-adhered underlayment is designed to meet performance requirements of various roof covering: Blueskin® PE200 HT meets high temperature requirements of metal roofing; use Blueskin RF200 under tile and shingles; Eaveguard an economical underlayment for shingle roofs. Combine underlayments with Henry air and weather barriers and waterproofing for a single source watertight building envelope.
InterWrap
TITANIUM Synthetic Roofing Underlayments is the future in felt replacement. It’s six times lighter and 20 times stronger than the 30-pound felt. TITANIUM innovative technologies include the patented SUREFOOT slip resistant technology, 6 month UV exposure, synthetic construction that is inert to mold growth and a cool light gray surface that doesn’t expand or contract.
Keene Building Products
Keene Building Products manufacturers 3-dimensional filament products for the building envelope market. Our building envelope products can be utilized in wall, masonry, roofing, and foundation applications to eliminate moisture issues. For Building Envelope drainage and ventilation please see our DRIWALL™ products such as weep vents, mortar collection devices, full wall rainscreen applications, and Driwall™ CDR Vent for Roofing.
MFM Building Products Corp.
MFM Building Products
offers a wide range of self-adhesive, self-sealing roofing underlayments. These
waterproofing membranes aggressively adhere directly to the roof deck using a
rubberized asphalt adhesive system for a watertight bond. We offer mineral
surface, textured, high temperature, and fabric underlayment products that can
be used under all roofing materials including shingles, shakes, tile, and metal
roofing systems.
Nordic Waterproofing Co.
RoofAquaGuard is from an established 100 year old manufacturer specializing in new and innovative roofing and siding products providing solutions to your problems. We have superior non-slip, breathable and non breathable, water repelling underlayments and siding products. With our knowhow, and technical expertise, we’ll support you every step of the way. It is all about waterproofing.
Polyglass USA
Polyglass’ Polystick family of self-adhesive underlayments with ADESO Technology offer a revolutionary concept of manufacturing dual compound self-adhesive membranes using a “true” APP, SBS, TPO formulation on the top weathering side and an aggressive self-adhesive formulation on the bottom side of the reinforcement. Our underlayments are non-carrier based or reinforced with glass fiber mat.
Polyguard Products
We began with Polyguard 650 membrane waterproofing, a product which by the mid 1990's was specified worldwide for foundations and plaza deck protection. In the 1980's we moved above grade, protecting the building envelope with products for roofing, walls, flashing, decks, and tile underlayments.
Protecto Wrap Co.
Protecto Wrap manufactures peel-and-stick, SBS modified, rubberized asphalt high performance roofing underlayments that are internally reinforced with strong non-woven polyester fabric and white reflective topping for added footing safety. Rainproof underlayments available in 40- and 60-mil thickness. Rainproof Plus has 180-day UV protection. Ice & Water Guard prevents moisture damage caused by ice dam buildup.
RKW US, Inc.
RoofTopGuard II is the newest technology in roofing underlayment. Recommended for use in place of standard underlayments such as 15 and 30-pound felt, RoofTopGuard II blows the competition away when it comes to performance and installer-friendliness. RoofTopGuard II meets or exceeds all national building code requirements, including Dade County, and out-performs and out-tests conventional underlayments.
SDP Advanced Polymers Products
PALISADE™ brand roofing underlayments. PALISADE™ synthetic 300F polymer (superior felt replacement) and PALISADE-SA-HT™ 250F self-adhered underlayments for 2 product, 100% ALL-TYPE roofing applications (metal, tile, shingle, slate, synthetic). Category leading STRONGHOLD™ skid resistant safety, 6 month UV exposure, CLASS A fire, 25 yr warranty. KOOL BLUE™ reflective technology, 8X cooler than felt. USGBC member. LEED Points.
TAMKO Building Products
TAMKO® offers organic and fiberglass underlayments for use under shingles. Self-adhering TW Metal & Tile Underlayment and TW Underlayment are suited for application under metal and mechanically fastened tile roofs. Self-adhering Moisture Guard Plus® underlayment helps protect against windblown rain or ice damming. NailFast SBS-modified underlayment and other saturated organic felt options are also available.
Vaproshield
SlopeShield, with a rating of 59 perms, combines the best properties of a vapor permeable membrane and a roofing underlayment in one innovative, affordable product. SlopeShield provides the highest vapor permeability in a commercial quality, breathable roofing underlayment.
York Manufacturing
A full line of moisture control solutions for commercial construction, which includes composite membranes for waterproofing and air/vapor barriers. We also offer a wide range of adhesives and other accessories to complete your moisture control system. They all come with the York quality that continues to set the industry standard.