100mm (4") Brown Round Grille - Internal or External Use
100mm (4") Louvered Grille with Flyscreen
100mm (4") Round Plastic Ceiling Valve With Fixing Ring
100mm (4") Stainless Steel Ceiling/Wall Valve
100mm (4") Telescopic Duct 200-350mm With Reducing Ring & Round 100m 4" Grill *Extract Fan Ducting Kit*
