Foam Sealants | McMaster-Carr

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238 Products

Heating, Ventilation, and Air Conditioning

Spray Foam Insulation

Spray Foam Insulation

Expands to fill in cracks, gaps, and other hollow spaces for a tight seal against drafts and heat

Foam Insulation Coatings

Foam Insulation Coatings

Shield foam pipe insulation from moisture, UV rays, and ozone

Sealing

Gasket Tape

Stick in place around doors, enclosures, and vents to create a leak-resistant seal

Backer Rods

Insert into gaps before caulking to reduce how much sealant you need and improve adhesion

Thread Sealants

Thread Sealants

Create a seal between threaded connections to prevent loosening from vibration

Fastening and Joining

Adhesives

Bond surfaces together

Adhesive Primers

Adhesive Primers

Prepare surfaces before adding adhesives to improve bonding strength

Tape

Bind, seal, and mark surfaces

Sealing Washers

Sealing Washers

Prevent fluids from leaking around fasteners

Facility and Grounds Maintenance

Surface Fillers

Surface Fillers

Repair chips, cracks, and tears in various surfaces

Touch-Up Paint Pens

Touch-Up Paint Pens

Cover scratches in paint and coatings

Roof Coatings

Form a water-resistant layer to restore and reinforce your roof

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)