1. Plumb in our tempering valve according to your local codes.
2. Do not sweat connections. Use only thread sealant.
3. Connect drain to top of tee as close to the hot water source as possible, our valve should be in a horizontal position.
4. Finish other end of the tee to floor drain, maintain an air gap. You must install the water hammer arrester, and double check or approved back flow preventer.
Cool Drain Flow drain tempering kits: Efficient / Easy to install / Economical.