Birtley Extra Heavy Duty - Single Leaf Internal Wall Lintel 140mm SB140HDX Size:2700mm refer to the official Rockwool

refer to the official Rockwool FirePro Ablative Coating Installation Guide

guaranteeing compost quality and sustainability

its size varies between 14-24mm

TLX Silver can also be used in dwarf walls

Highly durable and strong

Birtley Extra Heavy Duty - Single Leaf Internal Wall Lintel 140mm SB140HDX Size:2700mm refer to the official RockwoolBirtley SB140HDX Extra Heavy Duty Single Leaf Internal Wall Lintel Loadbearing Walls Internal block walls (plastered) Cavity: 140mm Insulated version available. Features We are the only lintel manufacturer to hot dip galvanise after fabrication providing up to 50% more zinc protection than other approved coatings Supergalv coating offers a superior life expectancy Post fabrication galvanising leaves no surface with inferior paint protection Available