for air combustion venting for heating appliances
ArrestAir-Pro Sleeved Wall Vent Kits
External Grille: Terracotta
Gas: Max rated input 27 kW 92,000 BTU
External Grille: White
ArrestAir-Pro Kits General Information
All kits conform to the requirements of BS 5400 Part 2:2000 and have been independently tested by Advantica or BRE for equivalent free area.
Gas / Oil - boiler venting, gas fire venting (including flueless) and solid fuel venting
Oil Burning Appliance - A permanent air entry opening with a total free area of at least 550mm2 /kW of appliance rated output
Solid Fuel Burning Open - A permanent air entry opening or openings with a total free area of at least 5,500mm2 or 50% of the appliance throat opening (whichever is the greater). (Note - if a boiler damper is fitted, the area should be measured with the damper closed).
Other Solid Fuel Appliance - A permanent air entry opening or openings with a total free area equal to at least the combined areas of the primary and secondary air inlets to the appliances.