Mule-Hide Products Co. Inc, Beloit, Wis., introduces self-adhering TPO, with pre-applied butyl-based adhesive. The product is suitable for smaller commercial installations and re-covers, as well as for residential low-slope roofs. The 5-foot-wide sheets install quickly and economically without heat-welding robots or seam tapes. The product also offers reflectivity and emissivity to reduce air-conditioning costs and the heat build-up under the membrane. Fast installation means minimal disruption to building occupants and operations. An extensive warranty program is available.