1.) WORKING PRESSURE : - 4.5 P.S.I.G 2.) GAS CONSUMPTION : - 1.58 K.G./HOUR 3.) HEAD DIAMETER : 88 MM 4.) HEIGHT : 81 MM Customised Packing Also Available. THIS MAY BE VARIED BY ± 25% THE HEAT OUTPUT BEING VARIED ACCORDINGLY. We are the Leading Manufacturer & Exporter of Brass Gas Fittings & Gas Accessories.