Why Asphalt Shingles Curl? | Straight Path Construction

Roof Shingles | roofing system

If you have seen your asphalt shingles curl, it indicates that something

is amiss in your roof. Curling shingles not only are unsightly but can

also cause severe issues such as leaks, water damage, and inadequate

insulation. We assist Calgary residents in detecting such indications in

advance and repairing roofing problems before they become worse.

In this blog, we will discuss why asphalt shingles curl and how you can address it.

Wear and Aging Over Time

One of the most common reasons shingles curl is simply age. Most

asphalt shingles last 15 to 30 years depending on the quality and

weather exposure. As they get older, the protective materials break

down, causing the edges of the shingles to lift or curl. If your roof is

over 20 years old and you’re seeing curling, it may be time to think about

a full roof replacement.

Residential ventilation and condensation

Poor Attic Ventilation

Your attic plays an important part in maintaining your roof’s health.

If it is too warm or contains too much moisture, it can destroy the

shingles from the underside. Trapped heat results from poor ventilation,

particularly during summer, causing the shingles to dry out and

become brittle. Curling is usually one of the initial indicators. Straight

Path Construction can check your attic ventilation and make suggestions

for improvement to avoid further destruction.

Improper Installation

When the contractor who installed your roof is inexperienced or not

careful, curling shingles might be the reason. Installing shingles with

the wrong nails, improper placement, or omitting steps can prevent

shingles from lying flat. Eventually, they curl and lift, particularly in windy

or wet weather conditions. That’s why proper installation by

professionals like our crew at Straight Path Construction is critical.

Water and Moisture Damage

Shingles are engineered to keep water out, but when moisture becomes

trapped beneath them, they will warp or curl. This tends to occur

when ice dams build up during winter or flashing is not well sealed.

Once the shingles begin to curl, they allow more of the roof to be exposed

to water, which exacerbates the issue. Maintaining regular roof inspections

can aid in catching these issues early before they create leaks.

Low-Quality Shingles

All shingles are not created equal. Lower-grade shingles are not

necessarily durable enough to withstand Calgary’s elements, particularly

the cold temperatures, snowfall, and drastic temperature swings. If

your shingles are curling within just a few years of installation, they are

perhaps not of high enough quality to survive our regional environment.

At Straight Path Construction, we utilize vetted, weather-tolerant materials

that are engineered to withstand.

Final Thoughts

Curling shingles indicate that your roof needs attention. From age to

bad installation, or moisture issues, this problem can have you looking

at expensive repairs if you don’t catch it early. With Straight Path

Construction, we provide roof inspections, repairs, and replacements to

ensure your home is secure and sound. Don’t let the problem grow

let us have a look and advise you professionally.

Contact us now

+1 (825) 558 1829

Notice curling shingles on your roof?

Call Straight Path Construction today or go to our website and schedule

your free roof inspection in Calgary. Our experts will determine the cause

and repair it quickly for you.

Frequently Asked Questions (FAQs)

Why do asphalt shingles curl?

Age, inadequate attic ventilation, improper installation, or retaining

moisture usually causes shingles to curl. All of these problems have the

potential to cause shingles to lift at the corners or edges.

Can curled shingles be repaired?

If just a few shingles are curling and the roof is otherwise in good

condition, repairs can be undertaken. But if numerous shingles are curling

or the roof is aged, replacement would be the preferable solution.

Is curling an indication that I require a new roof?

It might. Curling is usually a precursory sign of roof failure. If your roof

is older or exhibiting other forms of deterioration, it’s a good suggestion

to arrange for a professional checkup.

Will curling shingles produce leaks?

Yes. Shingles that have curled no longer flatten themselves and can allow

water, snow, or wind underneath them. This can result in leaks, mould,

or insulation damage if not repaired promptly.

Can you assist in repairing curling shingles in Calgary?

Absolutely! Straight Path Construction provides roof repairs, inspections,

and complete replacements throughout Calgary. We’ll determine the

cause of the curling and suggest the best repair for your house.

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