Then stretch a string between them.
How to install corrugated roofing under a deck.
Plastic is much lighter and easier to work with making it popular with homeowners looking to save money that could be spent hiring professional installation teams.
Allow for a minimum of 18.
If the span under your deck is 12 ft for example the purlin at the outer end of the deck should be 3 in.
Cut the panels to the desired length.
Lower than the purlin along the house 12 x 1 4 3.
Most panels come up to 32 feet 9 8 m in length.
Installing corrugated roofing 1.
If yours do not then you will need to drill holes.
Determine the desired slope of the panels under your deck.
Some panels have pre drilled holes.
Adding a sloped sheet metal roof under a deck to make a dry place to store outdoor stuff like the wheelbarrow or kids toys.
Install the purlin along the house and the outer purlin.
For a house roof the recommended minimum slope is 2 5.
Pre drill holes on the ridges.
First mark all the purlin locations on the deck joists.