Catnic CG90/100 Standard Duty Cavity Lintel 1200mm suitable for 90mm to 105mm Cavity 100-115mm Inner Leaf Height is 140mm Easy-to-use open back profile Allows masonry to be built up continuously on both outer and inner leaf Duplex corrosion protection Ensures optimum durability and longevity Built-in DPC MAINLAND UK DELIVERIES ONLY! CANNOT SHIP TO BT AND IM IV & KA POSTCODES!, Manufacturer: GS1 UK