Takagi Tankless Water Heater, Series: H3S, 180000 Btu/hr Heating, Liquid Propane, 3/4 in NPT Gas Connection, Electronic Ignition, Direct Vent, 4 in Vent, Condensing/Non condensing: Condensing, 8 gpm, Energy Factor: 0.95, 3/4 in NPT Water Connection, 14 in WC, 35 deg F, Ultra Low Nox: Yes, 316L Stainless Steel, Indoor/Outdoor: Indoor, 22-1/2 in H x 17-3/4 in W x 10-3/4 in D, Commercial/Residential/Dual: Dual, Import
The T-H3S series offers high efficiency Ultra-Low NOx condensing technology allowing for the use of 3 in PVC venting and has 0 in clearance to combustibles. Utilizing commercial grade copper alloy for the heat exchanger tubing. Indoor models are certified up to 10100 ft altitude.