Harmer ADPA Aluminium Threaded Spigot Adaptor select from 50-100mm dia and 400/600mm long

Harmer ADPA Aluminium Threaded Spigot Adaptor select from 50-100mm dia and 400/600mm long
For A1 fire rated connection of Harmer Roof AV and threaded aluminium rainwater outlets to all types of pipe systems.

Connection is made possible by the external diameter of the spigot being equal to most standard internal pipework.
The adaptor is supplied with a BS EN 10255 taper male thread, ensuring a fully watertight joint when screwed into the socket outlet and removing the requirement for a mechanical joint within the slab.
High flow performance and low maintenance provide complete reassurance, which is critical to building drainage design.

Benefits:

• Non-combustible A1 Fire rated spigot, A2 rated solution alongside Harmer Threaded Outlet
• Available in 2, 3, 4 and 6” (50-150mm)
• Stocked by Harmer in lengths of 400mm and 600mm (for delivery in 3-4 days)
• Bespoke lengths made to order
• Easy connection to Harmer SML Soil and Vent system