www.supplyht.com/articles/92378-product-preview-tankless-water-heater-valves
Product Preview...Tankless Water Heater Valves
July 1, 2008
The Series TWH Tankless Water Heater Valves are designed to simplify the installation, maintenance and operation of wall-hung tankless water heaters. Series TWH replaces four unions, three tees, seven nipples, two ball valves, two boiler drains and two hose bib covers used in typical installations.
Watts Regulator Co.
Circle 281
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