Outdoor Heaters' Specifications

Outdoor heater ratings (Input: natural gas and propane (LP gas) 0 – 4,500 ft elevation in Canada and 0 – 2,000 ft in the USA

Outdoor Heater Inputs (BTU/Hr)
Outdoor Heater Model Min Max Length
PH-40 Outdoor Heater 20,000 40,000 10'
PH-50 Outdoor Heater 25,000 50,000 15'
PH-75 Outdoor Heater 37,000 75,000 20'
PH-40 (High Output Outdoor Heater) 20,000 40,000 5'
PH-75 (High Output Outdoor Heater) 37,000 75,000 10'


Gas Pressure at Manifold:
Natural Gas Outdoor Heater 3.5" W.C.
Propane Outdoor Heater (LP Gas) 10.5" W.C.
Gas Connection Size 0.5" N.P.T.


Gas Inlet Pressure:
Gas Minimum Maximum
Natural Gas Outdoor Heater 4.5" W.C. 14.0" W.C.
Propane Outdoor Heater (LP Gas) 11.5" W.C. 14.0" W.C.

Outdoor Heaters' Electrical Ratings:
DSI Ignition
120v, 60 Hz, 1 Amp/24 volt power supply
24 volt low voltage On/Off- Hi/Lo modulating control panel

Outdoor Heaters' Standard Equipment:
Burner control housing is preassembled and pre–wired, unit comes complete with industry standard gas, electrical, balanced air rotor, thermal overload protected motor, visual burner inspection sight glass, combustion and air proving safety switch, electronic 3–try spark ignition control, 100 percent safety shut–off, low voltage control connection, 4" heat treated aluminized combustion tube, aluminum standard reflector (HO models: stainless steel outdoor heaters), tube couplers, heat economizer baffle, stainless steel hangers, decorative grille, indicator light, stainless steel burner head construction.

Outdoor Heaters' Mounting Options:
Stainless steel over–head or side–wall mounting brackets.

patio heaters CSA certification      patio heaters csa design certification