Model Number:LPG Water HeaterHousing Material:Stainless SteelVolume (Litre):OtherInstallation:Wall MountedType:LGPSmoke Extraction Method:Strong Emission TypePower (W):500wStorage / Tankless:Instant / TanklessUse gas type:LPGGas pressure (LPG):2800 PaHeat output power:32 KWHot water output:16 L/min (4.3 GPM)Smoke exhaust pipe output diameter:11.5 cm / 4.5 inch (Smoke exhaust pipe not included )Rubber gas hose (outer diameter):20 mm / 0.79 inchMin.:0.02 MPaMax.:0.8 MPaStarting pressure:0.015 MPaExhaust way:Open & Force flue exhaust typeDischarge ways:Flue automatic gas dischargeFire catching ways:Electricity pulse automatic fire catchingIgnition mode:Automatic electrical pulse ignition by two qualified 1.5V batteries (No included batteries)Package Size:70 x 40 x 20 cm (27.6 x 15.7 x 7.9 inch)Gross weight:13 kg (28.66 lbs)