Rytons A1 Fire-rated Ducting Kits 220mm x 90mm with Double Air Brick Grilles

A range of custom-made galvanised steel metal ducting kits compatible with rectangular HVAC and extract ducting 220mm x 90mm.
Choose from three styles of air brick to achieve the design, air flow and positioning requirements of the development.
Air brick supplied in an extensive choice of RAL colours (achieving A2-s1, d0), to complement the façade and maintain the external appearance of the building.
Air brick features discreet precautionary drainage holes, providing an outlet for any water ingress to prevent transfer into the ducting.
No on-site assembly required, each kit is supplied as a single unit with sealed joints for easy handling, efficient installation, and trouble-free commissioning.
Custom sizing and bespoke design service available.
Considered fire class A1 without testing, as per European Commission paper 96/603/EC referred to in BS EN 13501-1:2018.
Suitable for use in the external wall of high-rise buildings and any building requiring the use of non-combustible materials.
Classification: A1. Definition: Non-combustible. Description: No contribution to fire.