<B>Watts DET-5 2.1 G Potable Water Expansion Tank for 50-Gallon Water Heaters Review</b><P>http://tinyurl.com/kh3wps9 <P><P> Watts DET-5 2.1 G Potable Water Expansion Tank for 50-Gallon Water Heaters <P>Protects the water heater from thermal expansion<P>Absorbs the increased volume of water created when water is heated<P>For water heaters up to 50-Gallon<P>Contains a durable membrane to prevent contact of water with air in the tank<P>Pre-pressurized steel tank at 20 psi<P>
