18º x 0.78m and 18º x 0.45m is formed at 18 degrees to provide the roof pitch. 36° ridge beams also available; used for high pitched roofs or to construct full portal frames.
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.