• Size: 241mm (L) x 89mm (H)
• Free Air Space: 8800mm² per unit
• Colours: W

• Size: 241mm (L) x 165mm (H)
• Free Air Space: 17760mm² per unit
• Colours: W

• Size: 241mm (L) x 241mm (H)
• Free Air Space: 26500mm² per unit
• Colours: W

• Size: 241mm (L) x 89mm (H)
• Free Air Space: 6600mm² per unit
• Colours: (Vent) W
• (Flyscreen) W

• Size: 241mm (L) x 165mm (H)
• Free Air Space: 13300mm² per unit
• Colours: (Vent) W
• (Flyscreen) W

• Size: 241mm (L) x 241mm (H)
• Free Air Space: 20000mm² per unit
• Colours: (Vent) W
• (Flyscreen) W

• Size: 300mm (L) x 300mm (H)
• Free Air Space: 27137mm² per unit
• Colours: Aluminium

• Size: 100mm (L) inc hood x 75m (H) x 10mm (W)
• Colours: B/S, T

• Size: 215mm (L) x 66mm (H) x 58mm (D)
• Free Air Space: 7200mm² per unit
• Colours: B/S, T

• Size: 218mm (W), 250mm (D) x 368 (H) fully extended with airbrick fitted
• Free Air Space: 7750mm² per unit
• Colours: Bl

• Size: 215mm (L) x 67mm (H) x 49mm (D) (excl. tube connector) x 101 (Dia.)
• Free Air Space: 5980mm² per unit
• Colours: Bl

• Size: 440mm (L) x 24mm (D) x 22mm (H)
• Free Air Space: 4000mm² per unit
• Colours: W, Br

• Size: 230mm (L) x 24mm (D) x 22mm (H)
• Free Air Space: 4000mm² per unit
• Colours: W, Br

• Size: 100mm (Dia) x 2m (L)
• Colours: W

• Size: 125 (Dia) x 3m (L)
• Colours: W

• Size: 1500mm (L) x 100mm (W) x 55mm (H)
• Colours: W

• Push fit connection to Flat Channel Duct
• Colours: W

• Clips to Flat Channel Duct and secures with screws to other surfaces
• Colours: W

• Connects to Flat Channel Duct and allows a 90° change of direction
• Colours: W

• Connects to Flat Channel Duct and allows a 90° change of direction
• Colours: W

• Connects to Flat Channel Duct to 100mm tubing
• Colours: W

• Converts Flat Channel Duct to 100mm tube for attachment to Backplate
• Colours: W

• External cowl assembly with spigot box
• Colours: W, Br
• Cowl assembly in Stainless Steel

BMSS1004

• Universal for circular and rectangular ducting
• Colours: W

• Universal for circular and rectangular ducting
• Colours: W

• Reduces light and draft
• Size: Tube 127mm (Dia) x 358mm (L)
• Effective Free Area: 7300mm² per unit max
• Colours: (External Grille) W, Br
• (Internal Grille) W, Br

• Size: 2400mm (L) x 42mm (W) x 24mm (H)
• Free Air Space: 25294mm² per length
• Equal to continuous venting gap: 10mm wide
• Colours: W, Br

• Size: 2440 (L) x 76mm (W)
• Free Air Space: 25294mm² per length
• Equal to continuous venting gap: 10mm wide
• Colours: W, Br

• Size: 1500mm (L) x 200mm (D)
• Colours Bl

• Size: 1000mm (L) x 18mm (D) (fixing strip) x 54mm (H)
• Colours: Bl

• Size: 129mm to 100mm reducer
• Colours: W

• Size: 285mm (L) x 115mm (W)
• Provides actual ventilation opening of 10000mm²/m at 1.2m centres for soffits
• Colours: W, Br

• Size: 700mm (internal Dia.), 83mm (external Dia.)
• Free Air Space: 2358mm² per unit
• Equal to continuous venting gap: 10mm wide (fitted at 230mm centres)
• Colours: W, Br

• Size: 1000mm (L) x 50mm (W) x 18mm (H)
• Free Air Space: 10000mm² per length
• Equal to continuous venting gap: 10mm wide
• Colours: Bl

• Size: 1000mm (L) x 50mm (W) x 35mm (H)
• Free Air Space: 25000mm² per length
• Equal to continuous venting gap: 25mm wide

• Size: 6000mm (L) x 320mm (W) x 50mm (H)
• Free Air Space: 100000mm² per length
• Equal to continuous venting gap: 10mm wide and 25mm wide
• Colours: Bl