Best Spray Polyurethanes

Rust-Oleum Painter's Touch 2X Ultra Cover Flat Matte in Clear, 340g

Demsun P90 Polyurethane Spray Foam Insulation for Heat Insulation & Acoustic Spray Full Kit

Rust-Oleum Painter's Touch Spray Paint in Clear Gloss, 312g

Luft (2 Pack) Spray Foam Insulation Gun (2 Guns + 6 Nozzles) Expanding Dispensing Spray Foam Gun Professional Teflon Coated Insulating PU Foam Applicator Heavy Duty Metal Body

Gorilla Spray Adhesive, Heavy Duty, Multi-Purpose, Dries Permanent, Indoor & Outdoor, Wide Pad Nozzle, Controlled Spray, Clear, 14oz/396g, (Pack of 1), 106775

Flex Seal – Stop Leaks Fast! Rubberized Waterproof Coating Spray, Ideal for Roofs, Holes, Cracks, DIY Projects, Automotive Fixes, Indoor & Outdoor Repairs, and More – Clear, 14 oz. (397 g) – 2 Pack

Rust-Oleum Tremclad Oil-Based Rust Paint in Clear satin 340g

Foam Gun,Preciva Professional Foaming Gun Heavy Duty PU Expanding Foam Gun Spray Application Applicator Caulking Gun

Aleene's 26413 Spray Acrylic Sealer Matte Finish, 6-Ounce

SIKA - Low Expansion Polyurethane Foam - Sika Boom Arctic - Light Yellow - Multi-Purpose - Door and Window Installation - Ideal for Cold Weather - 750 mL