Back to products
#10 Mastic – 1 Gallon
#10 Mastic Low to High-Velocity Air Duct Sealant
RCD Corporation #10 Mastic seals thermal insulation and all air duct types including UL listed air ducts. Easily applied by brush, trowel, palm, spray or extrusion. Color is Tan. Store at temperatures between 45 F and 90 F Apply at temperatures between 35 F and 120 F.
- Weather Resistant Water Borne
- Low Odor Non-Flammable
- Earns LEED Credits UL Listed
- Fiber Reinforced Contains Ceramic Microsphere
J&R Products offers FREE SHIPPING for all domestic orders that total over $50 and are shipping to the lower 48 states. If you are needing items shipped outside of this area, please give us a call at 1-800-343-4446 to complete your order.
SKU: DM-155 Categories: Caulk/Caulking Tools, Duct Mastic
2″ RCD Plenum Brush
BOSS® 360 35 Year Sealant Siliconized Latex Caulk
$3.35 – $40.20
A mildew resistant, paintable, air seal and weatherization sealant formulated to provide long lasting, flexible, weatherproof seals between most common building materials including wood, masonry, concrete, brick, drywall, metal and glass. Its smooth, creamy consistency makes it easy to tool and it cures to a tough flexible seal. Can be used for both interior and exterior applications.
- Sealing around window and door frames
- Sealing around baseboards, trim and corner joints
- Sealing anywhere a weathertight seal is desired
- White, Paintable, soap and water clean up
Red Devil Siliconized Acrylic Adhesive Sealant Clear
$3.82 – $45.84
Lifetime Siliconized Acrylic Adhesive Sealant is a high performance, multi-purpose caulk formulated to last for the lifetime of your home. This unique formulation provides the maximum level of adhesion to a variety of substrates indoors or outdoors. It offers excellent paintability and now includes HomeShield Antimicrobial Protection to ensure against the worst types of mold and mildew. Use on window and door frames, siding, trim, baseboards, ducts, subfloors, countertops, sinks, bathtubs, and vents. Adheres to painted and unpainted wood, plaster, glass, aluminum, masonry, tile, marble, fiberglass, brick, metal, and concrete. Easy water cleanup.
10.1 fl oz
Cobra LJ Through the Roof! (Case of 6)
$62.89 – $78.89
Through the Roof instantly fixes roof leaks others can't. Users tell us they've tried other products and leaks prevail. Then they try Through the Roof and the leak doesn't come back. Seal everything and anything that goes Through The Roof, with permanently elastic clear roofing sealant that goes on the following common roofing fixtures and materials:
- Flashing and Gutters
- Shingles and Shakes
- PVC and ABS Vent Pipe
- Chimneys, Brick, Block, and Mortar
- Roof Jacks, Cables, and Air Conditioning Units