Above Ground Pool Heaters and Heat Pumps
Product Specs: AquaPro Heat Pump Specs. Above Ground Pool Heaters: Hayward Universal H-Series H400 Low NOx Pool Heater – Available in 150K BTU, 200K BTU, 250K BTU, or 400K BTU – Natural Gas or Propane Gas – Energy Efficient; H- Series Size for surface area Chart: Model: Surface Area: H400: 1400 SQ FT: H350. 1200 SQ FT: H300: 900 SQ FT: H250.