CODE: 46039 Category:

150mm Gravity Grille – Beige


150mm diameter gravity grille in beige

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Product Description

  • The 150mm diameter beige Gravity Grille is manufactured from High Impact Polypropylene
  • The grille has a minimum free area of 16,000mm²
  • Externally the grille is 183mm square
  • It has a male spigot for connection inside of the 150mm round ducting
  • The gravity outlet is supplied complete with 3 anti-backdraught shutters which will open during fan operation and close when the fan is switched off. The outlet will prevent external airflow or wind pressure from travelling up the duct and into the property
  • The Gravity Outlet is manufactured in compliance with Domestic Plastic Ductwork Specification DW/154 and does meet UL94HB flammability standard