STHR-160M State Adapt + Premium Condensing 160K BTU 15 Year Indoor/Outdoor Tankless Natural Gas Water Heater with Circulator
Part #STASTHR160M
MFG #STHR-160M

Installation Type : Indoor/Outdoor
Manufacturer Name : State
Type : Natural Gas
Warranty : 15 Years
- The STHR-160M ADAPT+ tankless water heater uses up to 160,000 BTUs of Natural Gas or Liquid Propane to deliver a max flow rate of 10.5 gal/min. State’s ADAPT+ premium condensing gas tankless water heaters deliver robust, on-demand performance and the flexibility to install in virtually any residential setting. Maintain like-new performance with scale-prevention protection by replacing the included bypass cartridge with an optional X3 cartridge (sold separately). Scale-prevention protection can prolong the life of the heat exchanger by up to 300% compared to an unprotected unit. The ADAPT line features a built-in Control Display for setting and reviewing up to two recirculating schedules - as well as checking heater status and error codes. Manage temperature settings and activate the heater and recirculation pump remotely with optional kits (sold separately). All models are Energy Star certified with a Uniform Energy Factor of 0.95 and comply with Ultra-Low NOx regulations. All ADAPT models are field convertible from Natural Gas to Liquid Propane (kit included) and can be installed indoors or outdoors with an Outdoor Vent Cap Kit (sold separately). Cascade up to 12 like heaters together for larger applications requiring multiple water heaters to work in conjunction, cable included.
- Install Instructions
Specification Sheet - Energy Star certified with a UEF of 0.95
- Easily maintain like-new performance by adding add X3 Scale Prevention at any time with an optional bypass cartridge (sold separately)
- Flexibility in Installation - Field convertible from natural gas to liquid propane
- PVC venting flexibility (2” up to 75’ & 3" up to 150’)
- Install indoor or outdoor (outdoor kit sold separately)
- Improved Efficiency & Reliability - Patented heavy-duty, stainless-steel heat exchanger features only two weld points and eliminates the need for a secondary heat exchanger
- Reduced Wait Time for Hot Water - Integrated recirculation pump assists in the delivery of hot water quickly (recirculation plumbing from fixture to unit required)
- Expandable for Larger Applications - Cascade up to 12 like heaters when multiple water heaters are required to work in conjunction (cable included)
- Built-in Control Display - Check status, error codes and settings and review up to two (2) recirculating schedules using the built-in display
- Optional Remote Activation - An optional kit allows the user to engage the heater to recirculate hot water at a touch of a button for on-demand, continuous hot water
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