Lubrizol Advanced Materials has added Nomaco K-Flex pipe insulation products to its FGG/BM/CZ system compatible program. Nomaco K-Flex polyethylene products exhibit superior thermal, physical and chemical resistant properties. These low density products are manufactured specifically for residential, commercial and industrial projects where pipe insulation has been specified for energy savings or freeze protection. The system compatible program is designed to test and monitor ancillary products to ensure chemical compatibility with FlowGuard Gold, BlazeMaster and Corzan CPVC products. More info: Lubrizol, Web: www.flowguardgold.com or www.blazemaster.com.