b'Heat Sources Output kW(Btu/h) Unit Heaters AIR BARRIERS AIR CURTAINS / DX Heat Pump AIR CURTAINS/OVER DOOR HEATERS Thermal Fluid Heaters Electric including Quartz Gas Indirect/direct/Oil Water Steam 293kW+ (1,000,000 Btu\\h+) 175/293kW (600,000\\1,000,000 Btu\\h) 117/175kW (400,000\\600,000 Btu\\h) 44/117kW (150,000\\400,000 Btu\\h) 29/44kW (100,000\\150,000 Btu\\h)& Air Curtains5.10 l = Manufacturer or main UKSupplierQ = Distributor re-seller Unit Heaters & Air CurtainsW = Rental / Hire serviceQ Q Q Q Q Q Q Q 1st SYSTEMSSee page 80 & 106l l l l l l l l l BIDDLE AIR SYSTEMS See page 238COMBAT HEATING SOLUTIONS l l l l l l l l See page 227CPA ENGINEERED SOLUTIONS l lSee page 154l l l l l l l l DRAVO See page 70, 212 & 242l l l l l DUNHAM-BUSH See page 32 & 152l l l l l l l ENVIROTECSee page 236Q Q l l \x03\x03l Q Q Q Q Q FRENGER SYSTEMSSee page 76 & 224l l l l l l JS AIR CURTAINSSee page 239REZNOR UKl l l l l l l l l l\x03 See page 42, 222, 234 & 240l l l l l SCHWANKSee page 20 & 226SMITHS ENVIRONMENTAL PRODUCTSl l l l See page 104Q Q Q Q Q Q SOLRAY See page 229page235A20_05_v4.indd 16 17/04/2020 16:26'