Small Slate Vent

Aug 06, 2020

Small slate grey vent is a ventilation slate to suit 600 mm x 300 mm (24‚Ä≥ x 12‚Ä≥) and 500 mm x 250 mm (20‚Ä≥ x 10‚Ä≥) slates, for roof pitch of 20° – 70° Use the 75 mm/100 mm flexible adaptor (VRA972400). Airflow 4500 mm2 For use in new or re-roofing situations