High-Level Boiler Flue Guard with Overflow Cut‑Out Cover – Model K3

The High‑Level Boiler Flue Guard with Overflow Cut‑Out Cover (Model K3) is a genuine Tower component designed to protect and optimise the exhaust of modern boilers. Engineered for both traditional and new condensing boilers, this circular terminal guard is the preferred choice for British Gas installations and fits the majority of high‑level flue systems.

Key features

• Complete plume‑management kit – includes an adjustable gate and two tie‑backs for precise alignment with any terminal guard size.
• Overflow cut‑out cover – provides reliable protection against excess condensate and ensures safe venting under all operating conditions.
• Robust construction – forged from high‑grade steel for long‑lasting durability and resistance to corrosion.
• Universal fit – rear diameter 11 in (280 mm), front diameter 7 in (180 mm), depth 6 in (165 mm), making it compatible with most high‑level boiler flues.

Why choose this guard?
It delivers clean, efficient plume control while reducing the risk of blockages and back‑drafts. Installation is straightforward thanks to the adjustable gate, and the overflow cut‑out cover adds an extra layer of safety for homes with condensing boiler systems.

Upgrade your boiler’s venting solution with the Tower K3 flue guard – a reliable, easy‑fit component that meets today’s performance standards and regulatory requirements.