Can you stack pallets of shingles?

Avoid Stacking Shingle Pallets

Stacking of pallets creates pressure points that may cause staining and/or sticking to occur. If higher stacking is necessary, use of racks or bins is recommended. If racks or bins are not available, temporary double-stacking may be done. NEVER stack pallets more than two high.

How high can you stack pallets of shingles?

As a general rule in hot weather, store shingles in a cool dry place in stacks no more than four feet high. If higher stacking is necessary, it is recommended to use racks or bins so that the weight of the bundles on the upper pallets does not bear down on the bundles below.

How many bundles of shingles can you stack on a roof?

A typical bundle weighs 75-80 pounds, which can quickly lead to a lot of pressure if you stack them on top of each other. Another reason to avoid stacking too many is to not risk them toppling over and becoming damaged. If you are using asphalt composite shingles, 9 stacked bundles is probably the limit.

Can you stack shingles?

Only stack a few bundles high, so there's no risk of them toppling over. A shingle bundle typically weighs 75 – 80 pounds, so stacking many of them could put a lot of pressure on the roof, which may cause damage. Choose a new location for other bundles, so that the roof doesn't have to hold too much weight in one area.

Can you layer shingles?

In most states, you're only allowed to have 2 layers of shingles on a roof for fire safety reasons. However, you'll still see roofs that have 3 or 4 layers today. If you already have 2 or more layers, a contractor will recommend a full replacement.

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Why is it bad to have multiple layers of shingles?

Warranty issues: Most shingle warranties do not apply when shingles are layered over existing roofing, according to InterNACHI. Two layers of shingles trap more heat, which in turn damages the shingles and shortens the life span of the roof.

Can you double shingle a roof?

There are already two layers of shingles on your roof - Most building codes only allow two layers of any type of roofing on your home. So if there are already two layers, the choice is made for you. You need to tear off the roof and install a new one.

What is a stack of shingles called?

Bundle: A package of shingles. There are typically 3, 4 or 5 bundles per square. Butt edge: The lower edge of the shingle tabs.

How do you store bundles of shingles?

Asphalt shingles should be stored: flat, in un-opened bundles with labels intact and legible, in cool, not freezing and not hot temperatures (under 110 degF.), under cover, protected from the weather, protected from damage by stacking more than two pallets high, and kept that way until they are ready for use.

How long are unopened shingles good for?

Theoretically, there is no shelf life on shingle products in the bundle. However, there may be a tendency for an asphalt shingle to stiffen if stored for more than one year. Should a shingle be used after one year's storage, care should be taken while handling as the shingle may have stiffened over time.

Do asphalt shingles dry out?

Asphalt shingles dry out and becoming brittle over the course of several years. During the drying process, asphalt will slowly shrink while the fiberglass surface tries to prevent it. The result is shingles that curl up at the corners.

Can shingles be left in the rain?

Both rain and high humidity can create enough moisture to prevent shingles from adhering properly to your roof. Plus, any moisture or water that gets trapped underneath these newly installed shingles can cause the wood underneath to rot and grow mold.

How many bundles of GAF shingles are on a pallet?

The number of bundles per pallet depends on the weight and size of individual shingles. In most cases, there are between 33 and 42 bundles per pallet.

What is the shelf life of shingles?

Although shingles stored in bundles do not have a shelf life, they may stiffen if stored for periods beyond one year.

Can I store bundles of shingles outside?

No matter where you store them, keep them off the ground. Not only will this protect them from water damage, but it will help with air circulation around the shingles. If they must be stored outside for a period of time, cover them with a waterproof tarp.

What to do with extra shingles?

Leftover shingles can be used as a sturdy material for smaller home improvement projects. You can use them to cover a shed, doghouse, birdhouse or similar outdoor structure. Lay a row of asphalt roofing shingles on your front walkway before winter weather sets in.

How many bundles of shingles do I need for a 12x12 shed?

For each roofing square or 100 sq ft, you will need three bundles of shingles. The average size of 12×12 shed roof is 3 squares, which typically requires 9 bundles of three-tab asphalt shingles or any other starter strips.

Do you need to glue shingles?

As asphalt shingles get older, their corners often begin to curl downward or upward. If you notice a shingle starting to curl, you can forestall the inevitable curling by gluing down the curled section. Use a caulking gun to apply a dab of roofing sealant (about $4 per 10-oz. tube) under the corner.

How many bundles of shingles do I need for 1200 square feet?

Question by MSDevine57: How many bundles of shingle to repair a 1200 square foot home with archectural shingles. Answered by WoWHomeSolutions: Depends on the shingle at the end of the day but I am going to assume 4 bundles per square. At that measurement, you need to figure on 52 bundles at a 10% waste.

Can you do two layers of architectural shingles?

The standard practice was that you could install a new layer of singles directly over the old layer during a re-roof. Most people would limit this practice to a total of two layers of shingles. Any more than that and you'd have to tear off the old shingles before installing a new layer.

Can you put a new roof on top of an old roof?

Roofing over an existing roof is also called reroofing or an overlay. It is the process where roofers install a new roof over your existing one, i.e. add a new layer of shingles, which means that there is no tearing off of the old roof.

Can you have 3 layers of shingles?

No, you can't put three layers of asphalt shingles on a roof. In most states, you're only allowed to have two layers of asphalt shingles on a roof for fire safety reasons. But that doesn't mean you won't still see roofs with three or four layers today.