How To Build A Flat Metal Roof

Joints are sealed with vapor barrier.

How to build a flat metal roof.

Tear off the old materials and apply roof sheathing. Step 2 create a base. Attach a board uncut to the settle rafters on which you need to lay a vapor barrier material film construction. Align the first metal roofing panel so that it overlaps the edging by 1 2 to 3 4 of an inch and is square to the roof.

Step 3 install the metal edging. Add the plywood once you ve added the framing it s time to add a layer of 5 8 inch plywood sheathing. Yet for historic modern style buildings like this old house s cambridge tv project flat roofs are at the core of the architecture meant to reflect the broad horizontal lines of the natural landscape. Step 4 laying the sheets.

First things first roofing contractors conduct the necessary measurements to make sure that they know. Be sure the larger edge is laid so that the small edge of the next panel will overlap it. The insulation thickness of 8 inches is laid as a flat carpet. This can be done either with many pairs of hands or with the assistance of a crane.

Taking into consideration that you will be working at some height it is advisable to use at least two ladders and to have a helper as lifting the timber into place will take two sets of arms. Frame the roof one important and perhaps not so obvious fact is that a flat roof is not actually flat. Place the first screw. Hoist the trusses onto the roof.

Next roofers will have to remove. Use ladders or scaffolding if you are building the roof onto a building that is still a frame. Measure the height of your roof adding 2 to 4 inches to your measurement to allow overhang. How to install metal roofing.

Determine the roof span and pitch. Install the roofing screws vertically along each rib in the panel. A flat garage roof is far easier to build than one with a pitch. To complete this step the wall frames of the building must already be level plumb and square.

Stack insulation boards on the film top. Step 5 install the metal trim. Step 1 measure the roof height. How to make a flat roof have a pitch general steps step 1.

This material must be laid across the rafters and overlap. The 8 step process for diy installation step 1.