Pay in 4 interest-free payments of $31.74 Learn more
Ships within 48 hours · Estimated delivery Jul 30 - Aug 4
)2 1/2 Inlet Diameter (In
Electrical Connections 2-Pin Screw Connectors for Power and End Switch
WSD WSD-20UH Hot Water Unit Heater - 145
The WSD-20UH consists of 20" x 20" hot water coil
Central Boiler Parts (2) Gallon Sludge Conditioner Reduces Mineral Deposits #166 dupp )2 1/2 Inlet Diameter (InProduct Description Central Boiler Sludge Conditiner 1 Gallon Reduces mineral deposits in boiler side of water to water heat exchangers. Refer to chart below for amounts used in each model furnace. NOTE: Sludge Conditioner should be used if the water quality is known to contain higher concentrations of minerals or solids. It is best to use softened water instead. If a furnace has been subjected to low Corrosion Inhibitor levels and corrosion is