TWP? 1500 Series is an EPA registered wood preservative which prevents structural damage and wood decay on exterior above ground wood surfaces such as untreated or previously treated fencing, decking, wood siding, log homes and roofing. TWP? 1500 SERIES is a low V.O.C. preservative with special U.V. protection. TWP? 1500 Series resists water absorption that causes warping, cracking and splitting as well as preventing freeze damage in colder climates.
