What is a starter course in roofing?

A starter strip is an asphalt based shingle utilized to waterproof the eave and rake edges of your home during a re-roof. … Adhesive tar strips help prevent shingle blow-off from harsh winds (along eaves as well). A straight line to properly orient each new row of shingles.

Are starter shingles necessary?

Do You Need a Starter Course with Architectural Shingles? You do need to use a starter course with architectural shingles. The starter edge will help seal the edges and cover your shingle joints.

What is the purpose of a starter course in roofing?

The starter shingle’s two purposes are water protection and wind protection at the eave and rake. A starter shingle is used to seal with the field shingle at the first course along the eave and rake. This helps prevent wind and water from getting beneath the shingle in this critical location.

Can you use regular shingles for starter?

The starter strip is the layer of shingles underneath the first course along the edge of the roof. Some roofers simply take regular shingles, flip them upside down and nail them down as a starter course. … There are also pre-cut starter strips that can be purchased from roofing manufacturers.

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Where does the starter course go?

Starter shingles go on under the first row of shingle. Since that row doesn’t have a shingle below it to protect the seams, the starter shingles act as that barrier. On the rake (gable) edges of the roof, starter has 2 functions: First, to provide a nice straight line to cut shingles on.

What if you don’t have starter shingles?

The Importance of Starter Shingles

Without this starter course of shingles, your roof will lack the foundation needed to prevent water leaks and uplifts from strong winds. The most vulnerable parts of your roof that lack starter strips would be your eaves and rake edges.

How hot does it need to be for shingles to seal?

Shingles won’t seal unless they warm to an ambient temperature near 70 degrees. That doesn’t mean it needs to be 70, because solar radiance will heat the shingles even if temperatures are in the 40s. However, springtime can be a challenge due to rainfall.

How much should shingles overhang drip edge?

Asphalt shingles should overhang the exterior edge of the drip edge by ¼ to ¾-inch. Check local building code for drip edge requirements prior to the start of your roofing project.

How many feet does a bundle of starter shingles cover?

When separated, each starter shingle is 65 ⁄8″ x 393 ⁄8″, and each bundle will cover approximately 105 lineal feet.

Do you pull the plastic off shingles?

The film strips on the back of each shingle are to prevent sticking together of the shingles while in the bundle. Their removal is NOT required during application. … This strip prevents the shingles from sticking together in the bundles, and need not be removed for application.

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What is a starter course?

The starter course protects your roof by filling in the spaces under the edges of the first row of exposed shingles. In other words, the starter course is a backing for the first visible row of shingles.

How do you measure a starter strip?

Determine the number of shingles to order for starters by measuring the length of the eaves and rakes, then round up to the nearest foot and divide by three (the length of a shingle).

Roofs and roofing