Supporting The Roof Of An Aluminum Screenedporch For Snow

Cut beams to fit.

Supporting the roof of an aluminum screenedporch for snow.

If the deck doubles as a porch it needs to be able to support no more than 80 psf. Measure the distance between the bottom of the porch roof and the top of the ledger beams of the porch. If the roof is attached to the deck it needs to be able to support the weight. There is a fatigue factor.

Uncoated aluminum screen can corrode or rust in humid climates. Is the leading provider of patio covers knotwood and other high quality exterior design solutions we have had growing demand nationwide for our diy aluminum patio cover kits including the santa fe alumawood and the modern style using our popular snap and lock insulated roof panels. For light fluffy snow let s say fluffy snow would be equivalent to 2 5 of water and 12 snow you would get 62 4 12 5 2 lbs cu ft. See more ideas about patio metal roof porch patio.

Decks typically are designed to support 55 pounds per square feet or psf of weight. Note that this level of loading 25 pounds per square foot is not intended to last all winter. Apr 17 2017 explore kathy clark mccleary s board metal roof patio on pinterest. These frames have a 062 thick aluminum wall making them exceptionally strong and durable when compared to products at your local hardware store.

Patio cover kits. Brings in the natural light while filtering out the hot sun. While many like to use the smaller 4 x 4 posts they can tend to warp after they have been standing under the weight for several seasons. Per square foot of load.

Large 8 x 8 posts are necessary for the use of supporting a porch roof. The most commonly used system is the 2 x 2 extruded aluminum porch and patio screening system. A roof may be able to support this snow load for several days or a few weeks probably no more than 30 days. If one side of the roof is supported by the house and the other side is supported by the beam divide the total load by two as the beam is only supporting half of the roof.

All framing is made from strong maintenance free aluminum. If there is also a beam in the middle of the roof divide the total load by three. If our example roof has only one beam it must carry half of the total load or 4 000 pounds. Aluminum screen fabric makes a sturdy screen that withstands strong winds but it can be difficult to install and it creases easily.

The following table describes how far each panel thickness can go away from the wall until it needs to be supported by a set of beam posts.