APE APE April 2020 | Page 18

EXPERT ADVICE tar because it is almost odorless and much more user friendly. Because of its perceived environmental advan- tage, asphalt emulsions are becoming more popular in the East. However, asphalt emulsions are not generally fa- vored by the end user because of color fade, increased cost in many cases, and a shorter lifespan. Petroleum Resin sealers were recent- ly developed to address environmental concerns of refined tar sealers and low- er performance properties of asphalt sealers. Petroleum Resin sealers have the fuel resistance of refined tar sealers, functionally meet FAA and other fed- eral specifications, have low odor and Petroleum Resin sealers have the fuel resistance of refined tar sealers, functionally meet FAA and other federal specifications, have low odor and minimal skin irritation. For More Information On This Advertiser Please Visit www.CallAPE.com/e-inquiry www.callape.com [18] minimal skin irritation. Some have found that this type of sealer cures faster than the other types of sealers. It can be applied in a wider range of temperatures and other environmen- tal conditions as well having a longer life as compared to asphalt emulsion sealers. Collins noted that refined tar sealers still perform the best but petroleum resin sealers have quickly become a suitable alternative. In recent years refined tar sealers have come under attack from environ- mental agencies and some local gov- ernments because of their Polycyclic Aromatic Hydrocarbons (PAH) con- tent. It is recommended to research which types of sealers are approved for use in your area. “When selecting a asphalt emulsion 1.800.210.5923