Why does my new roof look lumpy?

Asphalt shingles soften in the heat, which causes the shingles to bond to one another. This is what creates that flat look. If your shingles have not bonded yet, then they might look a little lumpy. However, this problem usually resolves itself after the shingles soften, usually in the warmer months.
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Should a new roof look wavy?

It is not uncommon for a new roof to look a bit wavy until this permanent seal is created. This is normally not a problem unless you experience windy conditions that can catch the shingles. Applying a temporary adhesive will do the trick.
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Why do my new shingles look wavy?

New shingles are not aligned accurately.

A bad measurement, improperly sized shingle, or low quality roof can simply result in an uneven and wavy appearance, which essentially means you got a raw deal. This is why working with trusted professionals is so important, and why the lowest quote doesn't always mean the best!
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Why does my new roof look uneven?

New roofs can develop a wavy appearance due to wrinkles in the underlayment or a lack of adhesion between the individual tabs. If your roof has looked smooth for years and has only developed an uneven appearance with age, the change is likely due to damage instead.
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How long does it take for a new roof to lay flat?

The most common shingle types and their average replacement times are: Asphalt Shingles – one to three days. Wooden Shingles – six to eight days. Slate Tiles – six to seven days.
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Signs You Might Need A New Roof - Common Roof Problems



Why are my new shingles not laying flat?

If the existing shingles do not lay flat, then your new layer won't lay flat either. That's because shingles are designed to conform to the surface beneath them. This can also prevent the new shingles from properly adhering to the existing roof layer, leaving bumps and bulges in your roof.
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Do new roofs settle?

When the shingles heat up, they become flexible and the adhesive bonds the shingles in place. Before new shingles seal down, they can look a little lumpy and uneven, but once the roof gets hot enough, they should soften, flatten and form a permanent seal.
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Why does my roof have bumps?

Blistering shingles have little raised bumps and can be caused by a number of factors. In some cases, moisture will become trapped within the shingle during manufacturing. When the sun shines on these shingles, they'll start to heat up and that extra moisture can result in raised bumps.
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Why does my roof have ripples?

Ripples or waves on the roof surface are a sure sign that the shingles or decking has probably buckled. Roofs buckle because either the roofing underlayment has wrinkled or the wood deck itself has shifted for some reason.
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What does a wavy roof indicate?

Wavy roofs are most commonly caused by poor installation, low-quality materials, or damage to the underlying structures. A wavy roof may also be caused by weather conditions such as too much humidity during installation or intense storms.
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What is ridging on a roof?

A roof ridge is the highest point of a roof. It's where two roof slopes meet and come together to form a peak at the top of your roof. When looking at your roof, the ridge is the horizontal line that runs the length at the top of the two roof slopes.
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Is it normal to have dips in roof?

Minor dips or lumps can also occur at hip ridges or valleys due to poor roof truss alignment or other framing problems. They are typically barely noticeable and not a real problem.
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Do new shingles need time to settle?

Depending upon the type of shingle that they have used it will take time to for the shingle to settle down. Just wait till the weather warms up a bit. I hope your roof is now settled properly. Actually I am also planning to install new roof in my house this year a it has some leakage problem.
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What is the best month to replace a roof?

Fall (September, October, November)

The transition to cooler temperatures produces a prime time for roof replacements. Fall is considered the best time to replace your roof and here's why: Comfortable temperatures (for the crew and shingles!)
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Is it normal for a new roof to lose granules?

New Roof Granule Loss

New roof granule loss is common and likely, and does not mean there is necessarily a problem with your roof. The asphalt roofing granules you're seeing were most likely loosened by the roofers themselves, are likely just caused by excess granules on the roof.
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What does ridge look like on a roof?

Roof Ridge: The roof ridge, or ridge of a roof is the horizontal line running the length of the roof where the two roof planes meet. This intersection creates the highest point on a roof, sometimes referred to as the peak. Hip and ridge shingles are specifically designed for this part of a roof.
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What are the different types of roof ridges?

Roof Ridges
  • Half Round Ridge Tiles.
  • Third Round Ridge Tiles.
  • Angled Ridge Tiles.
  • Collared Ridge Tiles – these are made to interlock with each other with a slight overlap.
  • Ornamental Ridge Tiles.
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Should there be gaps between ridge tiles?

Installation. Where the roof design has different ridges meeting, (such as a horizontal ridge meeting angled hip ridges or two horizontal ridges joining), the ridge tiles have to be cut so that there is a uniform gap of about 10mm where they meet - this gap allows for a neat cement joint.
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Why does my roof bow?

One of the most common causes of roof issues are problems related to the rafters or trusses; therefore, giving them a good look is critical when addressing sagging, bowed or wavy roofs. They have issues for a wide variety of reason, including damage from wind storms, overloading from ice and snow, leaks, etc.
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Does shingles expand and contract?

When they get hot, all the roof components expand, including the shingles. When they get cold, they all contract. As shingles age, they shrink. This is especially true of organic shingles.
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How should roof shingles look?

Shingles will normally look a little lumpy when first installed, but within a couple of warm days, they should lay flat. It is not normal for new shingles to look wavy for more than a few days and if this is the case for your roof, contact your contractor to discuss it.
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Is roof sagging normal?

In terms of how much roof sag is acceptable, just about any sagging is bad. A roof should only sag if there is any weight on it. Even then, most roofs should be sturdy enough to handle the added weight without sagging, so sagging when weight is applied can point towards a potential problem in the near future.
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