ENVIROSEAL LAS-320™ asphalt sealer is not a petroleum based product. This high quality black asphalt sealer is EPA approved with very low VOC’s. LAS-320™ was developed for today’s ecological/green building needs. This asphalt sealer was put through exhaustive weathering tests including successful freeze-thaw tests by McGuire AFB in New Jersey. We have proven through these test applications that we can offer an incredibly strong and environmentally friendly asphalt sealer. The acrylic in this sealer forms a chemical bond to new or existing asphalt. Powerful UV blockers are added to increase the longevity of your existing asphalt. UV and water are the two primary reasons for asphalt failure.
LAS-320™ is the ultimate in asphalt protection. The primary features of LAS-320™ are as follows:
LAS-320™ ENVIRONMENTALLY SAFE ASPHALT SEALER
LAS-320™ Documentation © the respective authors
Articles: THE NEGATIVE EFFECTS OF COAL-TAR EMULSIONS By the USGS.