5 gal. Bucket Metacaulk® SAS Smoke & Acoustic Sealant Caulk, White | REC-66650

RectorSeals line of chemical, mechanical, and firestopping products are industry-trusted leaders of specialty chemical sealants. Their products include thread sealants, firestopping sealants, plastic pipe cements, anti-seize compounds, fluxes, lubricants, chemical cleaners, duct sealants, leak locators, and other specialized products. HVAC, plumbing, electrical, and construction contractors have come to rely on RectorSeals professional-grade products since 1937.

• Low VOC and meets LEED criteria under Environmental Air Quality and Regional Materials
• Paintable, flexible set, and easy to dispense
• Interior grade and protected in wet and dry stages against mold growth with a combination of biocides
• STC rating 69 (highest STC rating in market, tested to E90 standards as a smoke sealant)
• Has been tested in accordance to the following standards: ASTM E84, ASTM E90, ASTM E1399, ASTM C834, ASTM G21 and tested for air leakage in accordance to modified UL 1479 and modified UL 2079