U.S. Boiler Alliance SST indirect water heaterU.S. Boiler’s Alliance SST stainless steel indirect water heater offers contractors a durable domestic hot water solution for hydronic applications. Previously available in select regional markets, the product is now available nationwide. The tank features a stainless steel cylinder and coil designed for long service life and reliable hot water production in residential applications. Available in five sizes from 30 to 111 gallons, the Alliance SST includes an adjustable Honeywell L4080B Aquastat. Its smooth coil resists scale buildup while providing efficient heat transfer and rapid hot water recovery. The stainless steel tank is passivated
