L Range of Low resistance Weather Louvres
90% Free Vent Area
Two Way Venting
Steel Welded Construction
Life Time Guaranty
Third Party Tested
Certified Compliance
Simple to Install
Conforms to FIA guidance
Fast Delivery on standard
sizes
Made in the UK
The L range of weather louvres for the Flow2 Pressure Vents is designed to give the lowest level of resistance and a free
vent area that equals the Flow2 Pressure Vent of 90%. It achieves this with a unique louvre blade system that provides a
high level of weather proofing with a high level of free vent area.
When used with the Flow2 Pressure vent there is no reduction in free vent area (FVA).
The units are finished in a RAL9006 Silver Grey Powder Coated finish that has high resistance to rusk and salt ingress . The
installation could not be samplers are the louvre screw directly to the outer wall sleeve of the pressure vent and a simple
sealant on the sides and top fully water proofs the system.
Special colours are available in request.
Louvre Size L150 L300 L500 L700 L1000
A 280 420 700 930 1230
B 430 430 630 920 1220
Unit Weight 4kg 8kg 12kg 15kg 22kg
2
FVA @ M 100Pa 0.045/0.045 0.083/0.083 0.27/0.27 0.45 0.9
Unit Finish - RAL9066 Silver Grey
Air Pressure Solutions Ltd, The Granary, Filston Farm, FIlston Lane, Sevenoaks, Kent. TN14 5JU (UK)
T: 0044 (0) 1732 757431, E: sales@airpressuresolutions.co.uk
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