RCD Corporation® Mastics • Adhesives • Duct Sealants • Coatings

#5 Ductliner Adhesive® is a gray, water-borne, flexible, co-polymer adhesive formulated to bond low or high density fiberglass insulation to sheet metal air ducts. Non-flammable wet or dry and easily applied by brush, roller, or spray equipment.
#6 Mastic® Low to High Velocity Air Duct Sealant is a fiber reinforced, white, water-borne, UL listed sealant used to seal the joints and seams of thermal insulation, crawl space vapor retarder, house wrap & all air duct types. UL listed for use on flexible and rigid fiberglass air ducts. Easy application by brush, caulk gun, palm, putty knife, trowel, or spray equipment.
#7 Mastic® Low to High Velocity Air Duct Sealant is a premium grade, water-borne, gray, flexible sealant used to permanently seal the fabricated joints and seams of sheet metal air ducts, rigid fiberglass air ducts, flexible air ducts, crawl space vapor retarders, and thermal insulation. Easy application by brush, palm, putty knife, trowel, or spray equipment.
#8 Mastic® Low to High Velocity Sheet Metal Air Duct Sealant is a UL listed, gray, water-borne, flexible sealant preferred by mechanical contractors for sealing air ducts in commercial construction. UL listed for use on flexible and rigid fiberglass air ducts. Easy application by brush, caulk gun, palm, putty knife, trowel, or spray equipment.
#9 Mastic® Low To High Velocity Air Duct Sealant is a UL listed, water-borne, white, flexible sealant used to seal rigid fiberglass air ducts, plenums, and distribution boxes. UL listed for use on flexible air ducts and rigid fiberglass air ducts. Easy application by brush, trowel, putty knife, palm, caulking gun, or spray equipment.
#10 Mastic® Low to High Velocity Air Duct Sealant is a fiber reinforced, UL listed, tan, water-borne, and flexible sealant used to seal all duct types. UL listed for use on flexible and rigid fiberglass air ducts. Easy application by brush, palm, putty knife, trowel, or spray equipment.
#15 Weather Barrier Coating® is a bright white, water-borne, flexible coating that protects air ducts and thermal insulation exposed to the weather. Reduces solar radiation heat gain of coated surfaces exposed to the sun. Easy application by brush, roller, or spray equipment.
#20 Clear Sealant® is a water-borne, flexible, clear sealant and gasketing material that applies white and cures clear. Easy application by brush, caulk gun, putty knife, or trowel.
#34 Coil & Fin Cleaner® cuts through dirt, dust, grease, and other debris found in evaporator and condensing coils.
#52 Spray Adhesive® is formulated to bond fiberglass insulation to galvanized and aluminum sheet metal. The webbing spray pattern and the multi-adjustment spray nozzle provides a lot of value in one can. Easier to use and saves time compared to bulk spray equipment.
Glasscoat® is an inorganic white woven fiberglass mesh used to reinforce the joints and seams of thermal insulation and air ducts. It's coated on one side with pressure sensitive adhesive and the rolls are individually labeled and shrink wrapped.
RCD Mastic Brushes are the best brush to apply RCD Mastics. Compatible with solvent based parts cleaner, reusable, yet inexpensive and can be thrown away. Use to clean coils, dust off duct work, and clean parts. 2", 2.5", & 3" inch widths in stock.
RCD Corporation's® Fin & Plenum Brush extends your reach 18 inches with a 14 inch long wood handle and 2 inch wide, natural bristle, angled head. The best tool for sealing hard to reach air handler to plenum connections. You'll need at least two one for duct sealing and one for cleaning condenser and evaporator coil fins.
Doug, The Ductwork Detective® Bobble Head is RCD Corporation's official mascot. Let Doug inspire you to fix those duct leaks today.
RCD Corporation's Headlight Hat has two LED lights with an on/off switch in the brim of the hat. Every professional needs this hat when working in attics and crawl spaces. Having lights on your head frees your hands to work rather than holding a flashlight.