Liquid Rubber Multi-Surface Waterproof Sealant, Black, Indoor & Outdoor, 5 Gallon

Liquid Rubber Waterproof Sealant is an environmentally friendly coating that is easily brushed on and cures into a waterproof membrane. It can be used in many applications where you need to create a watertight seal. Flat Roofs, Metal Roofs, Sloped Roofs, Planter Boxes, Foundations, Ponds, Sheds, Basements, Metal, Wood, Concrete and more. Use Liquid Rubber Seam Tape or Liquid Rubber Geo-Textile to bridge seams, joints, vents, protrusions to create a long-lasting repair or rejuvenation.

Apply when temperature is above 40F/5C. Apply to a dry surface, free of dirt, loose flaky paint and coatings, grease, coal tar or other contaminants. Typically cures within 24-48 hrs. Do not freeze. Store in a warm area. Do not apply in wet conditions or if rain is forecasted within 24 hrs. Not meant as a constant walking surface. Coverage - Vertical Surfaces - Apply a minimum final thickness of 1 gallon/30 sq. ft (2.8 sq. m). It should require around 3-4 heavy coats to achieve a 30 mil (0.76mm) (DFT) membrane. Flat/Ponding Surface - Apply a minimum final thickness of 1 gallon/15 sq. ft (1.4 sq. m). It should require around 4-5 heavy coats to achieve a 60-80 mil (1.5-2mm) (DFT) membrane.