Installing a porch roof over an existing deck is usually not recommended unless the deck was originally designed to support a future porch.
How to install speed deck roofing.
Frame up a box the size of the outer dimensions of your deck using 2 by 4 inch lumber.
The project illustrated here was a complete teardown and rebuild so i framed the roof with 2x8s spaced on 16 in.
The washer under the screw head should seal to the surface of the panel without bulging or shifting.
5 day variable speed time lapse with a few closeups duration.
Secure the screws but do not overtighten.
Place the screws in every other valley.
Ensure that every decking rib has an independent plastic connector fitted cut the foam to obtain a start or final portion from a full unit if needed ensuring the foam slot coincides with the upper sheet underlap.
Structural sloped steel roof system with 3 spaced drains w overflow down the middle 50 center on 3 iso board which was mech fastened to the metal roof deck.
In the 45 years since inception speeddeck secret fix roofing has become a worldwide proven system that offers fast simple installation with excellent performance and design flexibility.
Porch decks require 25 additional psf for roof loads for a total of 80 psf.
Snug the screws enough to compress the washer slightly.
Whenever i install decking over a roof i make sure the framing is structurally sound and properly pitched to drain water.
As a result most decks have inadequate footings to support a.
Hospital construction 11 024 views.
Centers supported by a beam and a ledger as on most decks.
Typical decks are designed to support 55 psf lbs per square foot.
Install the roofing screws vertically along each rib in the panel.
Roof is flush w top of exterior wall so pvc is wrapped.
Install on the deck above the metal speed deck ultra clips within 50mm.
Build the frame of the roof on the ground.
Overlap the next panel onto the one you just installed and attach it the same way this will make waterproof deck systems.
Starting at one end attach the first fiberglass panel to the purlin with the roofing screws.
The original secret fix standing seam metal roofing system the double interlocking ribs and clips ensure strength and watertight integrity.
Place the first screw about 7 inches from the bottom and each subsequent screw about 18 to 24 inches apart along the vertical run.