HAPS-free, UV-stabilized non-sag lap sealant for vertical RV roof surfaces. Compatible with EPDM, TPO, fiberglass, aluminum, and more. 10.3 oz. tube.
Holds its shape on vertical surfaces — won't drip or run after application
Won't deteriorate, discolor, or stain roofing materials
No Hazardous Air Pollutants — cleaner and safer formula
Works on EPDM, TPO, PVC, fiberglass, aluminum, wood, steel, and more
The 551LSD is a non-sag sealant designed for vertical surfaces. It will not self-level on horizontal surfaces. For roof decks, AC bases, screw heads, and other horizontal applications, use Dicor's Self-Leveling Lap Sealant (501LS series) instead.
1. Clean surface of all dirt, loose paint, rust, oil, and grease 2. Allow surface to dry completely before applying sealant 3. In cold weather, warm container to room temperature before use 4. Use standard caulking equipment to apply a 1/4" to 3/8" bead Approximate Cure Times (at 50–70°F): • 5 Minutes — Skins over • 4 Hours — Waterproof • 48 Hours — 80% cure • 30 Days — 100% cure
• 551LSB — Black • 551LSD — Dove (Bright White) (this listing) • 551LSG — Gray • 551LST — Tan • 551LSV — Ivory • 551LSW — White
📥 Download SDS for Dicor 551LSD (PDF) Manufacturer: Dicor Products (an Airxcel brand) dicorproducts.com