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deVan Sealants 255.2 Pumpable Butyl Sealant

deVan Sealants 255.2 Pumpable Butyl Sealant is a pumpable, one-component butyl sealant designed to seal metal roofs and side walls. It is also used in refrigeration/freezer assembly, rigid joints, expansion joints, and between wood, glass, metal, and masonry. On commercially clean surfaces, 255.2 exhibits 100 percent cohesive failure. Apply with a caulking gun or pump at temperatures ranging from 40°F to 150°F. Cracks deeper than 12 inches should be filled from the bottom.

Product Type: 1K (1 component) Sealant

Compatible Substrates & Surfaces: Concrete, Glass, Metal, Wood

Application Method: Gun

Chemical Family: Butyl Rubber

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Knowde Enhanced TDS

Identification & Functionality

Chemical Family

Features & Benefits

Ready-to-Use Product Features

Applications & Uses

Markets
Application Method
Compatible Substrates & Surfaces

Regulatory & Compliance

Regulations

Federal Specification: TT-C-1796A, Type I, Class A
FDA Regulation: Meets FDA Regulation, CFR Title 21, food additives sub-paragraph 175.105 being composed of ingredients acceptable for packing and transporting food.
LEED: Conforms to Leadership in Energy and Environmental Design 2009 for New Construction, Indoor Environmental Quality: Section 4.1, Low-Emitting Materials: Adhesive & Sealants (SCAQMD) Rule # 1168, VOC limits.
NAAMM: Meets standard SS-1a-68.
USDA: Is acceptable to the U.S. Department of Agriculture for use in meat and poultry processing areas under federal inspection.

Packaging & Availability

Packaging

255.2 is available in 10.3-fluid ounce plastic caulking cartridges, 5-gallon pails and 55-gallon drums.

Storage & Handling

Shelf Life

1-year when stored in the original container at normal warehouse temperatures.