The Homewerks Schedule 40 1/2 in. Slip X 1/2 in. D FPT CPVC Transition Adapter 541-12-12-B ensures secure connections and high-temperatures during any plumbing project. Crafted from durable CPVC, this adapter features a maximum pressure of 100 psi and is ANSI and IAPMO Certified. Upgrade your plumbing with this slip-proof, lead-free transition adapter.