The HyDrain 1st Fix features a F-box that functions as a reducer, offering four different outlet size options for easy pipe connections. It also includes a dust cover to protect the unit during construction.

Paired with the standard 110mm HyDrain 2nd Fix to form a complete unit.

Certified by Agrément SA – Certificate No: 2017/540.

A modern, high-performance alternative to traditional cast iron full-bores typically used on flat concrete roofs for rainwater drainage. 

High flow rate. 

The 1st Fix is warranted for 5 years from date of purchase against manufacturer's defects.