Ventilation building regulations have recently changed in England and Wales.  Although this vent supports compliance, we would urge you to read our handy guide before you purchase which summarises the new requirements.

The Greenwood 5000EA slotvent is the smallest on the market, delivering 5,000mm² equivalent air flow through one single unit. It is available in white.

Key features:

• Manufactured from aluminium alloy
• Excellent air tightness making it ideal for use with dwelling air pressure tests for new builds
• Unobtrusive design once installed
• Easy to control
• Designed with upward air deflection to eliminate risks of draughts
• Suitable for use on all types of window profiles
• Easy to apply 13mm rout for installation on window profile

Performance:

• Optimised airflow 5000mm² EA
• Air leakage: 0.61 m3/h 0.17 L/s
• Air permeability - meets BS EN 1026: 2000
• Water tightness - meets BS EN 1027: 2000
• Just 33Db sound reduction for the 5000 vent in the closed position
• Suitable for use where a high level of equivalent area is required under Building Regulations

Dimensions:

• This vent is 5000mm² EA - 410mm (L) x 30mm (H) x 10mm (D)
• 5000mm² EA - 410mm routing slot: 165-10-165 x 13mm