Repair and seal RV undersides with this 70-foot × 14-foot woven polyethylene sheet featuring integrated waterproof adhesive. The adhesive-coated backing bonds permanently to underbody and subflooring surfaces without nails or screws and remains tacky even in sub-freezing temperatures for spring and fall maintenance. Prevents water seepage through seams and damaged floor sections.

• 70 ft × 14 ft roll, black woven polyethylene
• Permanent waterproof adhesive coating
• Applies in below-freezing conditions