A lintel to suit all standard door dimensions is used, having a row of dowel holes extending from the top surface, those at the desired distance apart being used, while any surplus length of lintel is sawn off. The two dowel holes for the largest door width can be drilled right through,...
Business Type: Manufacturer/Factory Main Products: Electric Cross Arm, Electric Pole Hoop, Electric Bracket & Transformer Fence, Lintel Steel Beam, Retaining Wall Post, Cold Formed Steel Beam, Structure Steel Customized, Traffic Guardrail, Ground Pile Post, Hardware...