DR21 Draught Reducing Air Vent

• Fits standard 4” (10cm) hole
• Unit dimensions: 25.3cm x 25.3cm x 18cm
• Unit weight: 320g
• FREE SHIPPING ON ALL ORDERS!

Box includes: top and bottom sections of air vent.
You provide: screws, sealant, glue, ducting, vent cover for inside house.

Notes

1. Change pack size for price breaks on packs of 10 vents. 
2. Experienced installers and proficient DIYers can choose kits with solid and flexible tubing. See the descriptions here.