Fixing and buying guide

Use this buying guide for VELUX Flat Roof Smoke Ventilation Accessories KFC 220 EU before ordering. What to check before buying: - Confirm dimensions and compatibility with adjoining components. - Verify fixings, adhesives, and accessories required for installation. - Match quantity to project area and allow for cuts/wastage. - Product overview: This KFC 220 Control Unit from VELUX is intended for new generation smoke vent systems. The unit works to connect up to eight smoke ventilation pitched roof windows or two smoke ventilation flat roof windows.