A Megaduct220 double airbrick measuring 227 x 133mm (142 x 250 x 76mm overall) in brown, used to terminate a Megaduct220 flat channel duct run at an external wall via a double-width airbrick opening. Provides a weatherproof, insect-resistant external termination point for Megaduct220 ventilation systems. The brown finish blends with brick and stone external wall finishes.

Compatible with Domus Megaduct220 220 x 90mm flat channel ducting. Supplied as a single unit.

• System: Domus Megaduct220
• Airbrick face: 227 x 133mm
• Overall dimensions: 142 x 250 x 76mm
• Colour: Brown
• SKU: V905B

Also available in white and Cotswold: White, Cotswold. For the double airbrick adapter, see the Megaduct220 Double Airbrick Adapter. Browse the full Domus Ventilation range.