A thermal break against water condensation and leakage from the sun tunnel, heat loss in winter and overheating during summer.
The performance element within the reflective tube consists of two 4mm glass panes and an argon filled cavity. The complete tube is surrounded by extruded XPS thermal insulation.
Addlite delivery. Dispatched within 4 working days.
Shipping cost: £10 (£12 inc. 20% VAT).
Free Delivery on orders over £500.
SKU: LST Category: Glass Sun Tunnel Parts