(W)150mm Vents

Polypipe 4902BK Cowled Extractor Fan Grille with Damper 100mm / 4 Inch (Black)

Domus F4904W External Ventilation Grille with Insect Screen 100 mm/4 Inch (White)

125mm External White Louvered Grille Vent (5" Spigot).

100mm Black Louvered Grille Vent (4" Spigot).

125mm External White Gravity Grille Vent (5" Spigot)

125mm External Black Gravity Outlet (5" Spigot)

Domus F4904T External Ventilation Grille with Insect Screen 100 mm/4 Inch (Terracotta)

Polypipe 4902B Cowled Extractor Fan Grille with Damper 100mm / 4 Inch (Brown)

125mm Beige Gravity Outlet Vent (5" Spigot)

Polypipe 4902T Cowled Extractor Fan Grille with Damper 100mm / 4 Inch (Terracotta)

Domus F4904C External Grille Fixed with Insect Screen 100 mm /4 Inch (Cotswold Sand)

125mm Brown Gravity Outlet Vent (5" Spigot)

125mm Beige Louvered Grille Vent (5" Spigot)

100mm Louvered Grille with Flyscreen (4" Spigot)

125mm White Plastic Cowled Outlet with Gravity Flap (5" Spigot)

100mm White Gravity Outlet Vent 4" Spigot

Polypipe 4902C Cowled Ventilation Wall Outlet - 4 Inch / 100mm (Cotswold Sand)

Polypipe 4902W Cowled Extractor Fan Grille with Damper 100mm / 4 Inch (White)

100mm Beige Louvered Grille Vent (4" Spigot)

100mm Terracotta Louvered Grille Vent (4" Spigot)

125mm Terracotta Louvered Grille Vent (5" Spigot)

125mm External Brown Louvered Grille Vent (5" Spigot).

Domus F4904B External Ventilation Grille with Insect Screen 100 mm / 4 Inch (Brown)

100mm External Brown Louvered Grille Vent (4" Spigot)