Polaris High Efficiency GTP 175 (LP)

The ProLine® XE Polaris® GTP 175 High Efficiency power direct vent gas water heater is the high performance answer for today’s hot water needs. It can provide endless hot water* and can be used for a combination of domestic hot water and space heating.

Featuring a 50-gallon (nominal) tank and a 175,000 BTU liquid propane gas burner, the Polaris® GTP-175 (LP) power direct vent delivers a Thermal Efficiency of 96% and a recovery rate of 222 gallons per hour. It carries a 10-year limited tank and parts warranty, and meets Ultra-Low NOx emission requirements.

Categories: ,


  • Helical Coil Heat Exchanger
  • Spiral heat exchanger keeps hot combustion gases in the tank longer to lengthen the heat transfer cycle. It's positioned in the center of the tank for more even and efficient heat distribution, which saves money on operating costs compared to a standard gas water heater.
  • Advanced Electronic Control
  • Large touchscreen display; Precise temperature control; Advanced water heater status and diagnostics.
  • Power Direct Vent Design
  • Easy to install with PCV, CPVC, or Polypropylene (solid core only) pipe through a sidewall or roof.
  • Ultra-Low NOx
  • Enhanced Ultra-low NOx burner complies with SCAQMD Rule 1146.2 and other Air Quality Management Districts with similar requirements for NOx.
  • Tech Specs
  • Nominal Capacity: ? 50
  • Maximum BTUs: 175,000
  • Power Source: Propane
  • Thermal Efficiency: 96%
  • Limited Tank Warranty: 10 Years
  • Limited Parts Warranty: 10 Years
  • T&P Relief Valve: Yes
  • Water Connection Location: Side/Top
  • Water Connection Size: 1"
  • Emissions: Ultra-Low NOx
  • Digital Display: Yes
  • Dimensions & Venting
  • Type: Tall
  • Height: 63 3/4"
  • Diameter: 22"
  • Width: 22"
  • Depth: 22"
  • Shipping Weight: 180