How To Re Roof With Corrugated Iron

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How to re roof with corrugated iron. Drive them on the ridge of the corrugated roof instead on the lower curve to make them even more watertight. How to install corrugated metal roofing. When i built my garden shed in 1987 i used onduline corrugated roofing following the. Install a layer of roofing insulation as recommended by the roofing manufacturer.

Lay the remainder of the row. Pre drill the holes and use 10 by 2 in 25 4 by 5 1 cm screws with polycarbonate washers. Start from the top of the roof and remove the old shingles along with the flashing underlayment and vents. Use only specialty nails or screws suited for corrugated roof as they should be more water tight and weather proof.

In most cases by the time an iron roof is exhibiting signs of deterioration that are visible from the ground the damage is wide spread and irreparable. Hammer down any large nails that are exposed by the removal. Continue onto the next rows. Finish at the ridge line.

As long as the wood on your roof is in good condition you can go ahead and put tar paper down. Fit the first sheet. You will need around 20 nails or screws for one sheet. Got a hunch your corrugated iron roof may have reached its use by date.

Inspect the underlying roof sheathing for damage and make any needed repairs. The only solution is to reroof which is definitely a job for a team of experienced roof plumbers. Even if there s older tar paper. Continue across the roof until it is completely covered lapping over the previous panel by at least 2 5 inches 6 4 cm minimum.