Length ; 2000mm
Diameter ; 150mm
Suitable for 75mm semi rigid ducting, allowing for sharp 90 degree bends.
Airtight, durable, flexible and effective vapour control layer material. It’s an ideal internal vapour barrier.
Used for connecting semi-rigid ducting to manifold boxes.
A plastic plenum box allowing up to 2 x 75mm ducts to connect to ceiling mounted room vents.