Seal your RV with confidence using this 4-pack of Dicor 551LSW non-sag lap sealant—the industry standard for sealing vertical joints, sidewalls, and roof edges. Trusted by professionals and DIYers alike, Dicor’s low-sag formula stays in place and delivers a long-lasting, watertight seal.

Non-Sag, Vertical Application – Perfect for sealing around roof edges, sidewall seams, windows, doors, and screw heads on vertical or sloped surfaces.

Low-Sag Formula – Holds a clean 1/4" to 3/8" bead without running—great for precise applications and less mess.

Bright White Finish – Matches most white RV exteriors and roof coatings for a seamless look.

Compatible with EPDM, TPO, Metal, & Fiberglass Roofs – Bonds securely without cracking, shrinking, or yellowing.

Essential for RV Maintenance – Ideal for campers, trailers, and motorhomes to prevent water intrusion and extend roof life.

Specifications:

• MPN: 551LSW

• Product: Non-Sag Lap Sealant

• Color: White

• Volume: 10.3 oz per tube

• Quantity: 4 Tubes

• Application: Vertical joints, RV roof edges, sidewalls

• Bead Size: 1/4" to 3/8"