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when you need to measure the temperature of water in the pipe to trigger either a pump or zone valve) or your indoor gas furnace
Remote inline monitoring of water temperature (battery operated)
Don't reduce your furnace life span by saving $100 (or less) on a pump
50-SNC30PM
Older inefficient furnaces allowed the flue gas to escape the unit with virtually no resistance
Hanging Hydronic Unit Heater 210K BTU For Outdoor Wood Furnace/ Boilers dupp when you need to measureProduct Description WSD WSD 24UH Hot Water Unit Heater 210,000 BTU WSD WSD 24UH, Hot Water Unit Heater is a simple to install, very affordable solution for heating your basement, shop, garage, or anywhere you require, quiet, energy efficient heating. The WSD 24UH consists of 24" x 24" hot water coil, fan center relay, and variable speed blower. It is equipped with fan guard and horizontal louvers.
US$ 129.50
US$ 1449.50
US$ 32.00
US$ 90000.00
US$ 10000.00