The Strip on the Back of Your Shingle Should Stay There

You pick up a leftover Malarkey shingle beside the driveway and notice a narrow strip of film on its back. It looks like something the crew should have peeled away. Before you ask anyone to lift the new roof and remove those strips, check the product instructions. Malarkey says its shingle release tape stays in place. Finding it on a shingle does not, by itself, identify an installation mistake.

That is a useful distinction when you are looking over a roof replacement in St. Louis. A piece of plastic can look like unfinished work, especially if you have watched installers peel backing from another roofing material earlier that morning. The question is which material you are looking at and what that particular film does.

Material and spec

Malarkey's architectural laminate shingle instructions explain that the film strips on the front and back keep shingles from sticking together inside the bundle. They are not designed for removal. This is a manufacturing and packaging detail that remains with the installed shingle. You can find the instruction in the general instructions of Malarkey's architectural laminate installation guide.

Ask the roofer to show you the film on a loose, unused shingle at ground level. Have them identify the product from its wrapper and point out the relevant instruction. That gives you something concrete to compare with the strip that caught your attention. A photograph of an unidentified scrap cannot establish what product it came from or whether it was supposed to be removed.

The arrows are not installation directions

Some release tape carries arrows. Those markings can create a second worry: perhaps the crew installed shingles facing the wrong direction. Malarkey explains that the arrows serve its manufacturing process and do not direct roof installation. Its technical FAQ also warns that attempting to remove the release tape will likely damage the shingle.

If an inspection photograph shows arrows pointing different ways, ask what actual installation condition the photograph documents. The explanation should identify a measurable or observable concern. An arrow on release tape is not enough. Keep the original photograph and request a wider view showing where the photographed material sits on the roof.

Membrane backing is a different material detail

The backing on a self-adhering membrane can require the opposite treatment. For example, Malarkey's Arctic Seal underlayment has adhesive underneath a split release film. Installers remove that film during application so the adhesive can contact the substrate. The removal steps appear in the Arctic Seal installation instructions.

That distinction matters at the eave, where a St. Louis homeowner may have specified a self-adhering membrane because of ice dam concerns. The membrane beneath the shingles and the shingles above it are separate products with separate instructions. Watching backing come off the membrane does not establish that a strip should also come off every shingle.

Use the product name when asking about either one. Saying that plastic was left under the roof is too broad to settle anything. Ask whether the photograph shows factory shingle release tape, membrane backing, or loose packaging caught during installation. Each answer leads to a different next step. If nobody can identify the material confidently, request clarification from the manufacturer before approving work intended to remove it.

What it costs

There is no reason to purchase a release tape removal service for Malarkey shingles whose instructions say to leave the film in place. If a proposed repair consists of lifting shingles across the roof and peeling their factory strips, ask the contractor to provide the manufacturer instruction requiring that operation before you authorize it.

A separate inspection may still be reasonable if you have another concern, such as a visibly lifted shingle, a missing piece, or water entering the house. Ask what the inspection charge includes: access, photographs, identification of the material, and a written explanation of the finding. Do not let a discussion about tape replace investigation of the symptom that prompted your call.

If someone has already tried to peel strips away, the next expense depends on what they actually affected. Request photographs of the handled shingles and a description of any resulting damage. Ask the roofer to distinguish shingles that need replacement from shingles that were merely examined. A repair price should state the quantity and location of the proposed replacements, along with the access and labor involved.

There is no useful flat dollar allowance for that situation without seeing the roof. Reaching a small area over a one-story porch involves different work from reaching a steep slope above a second floor. Ask for the cost of the identified repair, with any additional work requiring your written authorization. A count of strips visible in photographs is not a repair quantity.

If the disagreement concerns membrane backing, request a separate explanation and scope for that material. Establish where the suspected condition occurs, how it was identified, and what must be opened to verify it. Avoid approving removal across an entire roof based on a loose piece found in the yard. The contractor should connect the proposed work to evidence at a named location.

What to ask

Start with one question: can you show me the instruction for the exact product installed here? Have the wrapper or order information available. A general explanation about asphalt roofing may help, but the product document gives both you and the contractor a specific reference for deciding whether work is needed.

• Is this strip attached to a shingle, attached to a membrane, or loose debris?
• Which product and installation instruction apply to it?
• What condition besides the presence of film needs attention?
• Can you show the location in both a close photograph and a wider roof photograph?
• If you recommend a repair, what material will be removed and what will replace it?

Ask these questions before anyone starts demonstrating by pulling at the installed roof. A loose sample and the manufacturer's document can answer the basic identification question without disturbing finished work. If further investigation is needed, agree on its purpose and extent first. Request photographs before the area is opened and after any authorized repair.

Keep the answer with your roofing paperwork. Save the product name, the relevant instruction, and any photographs used to resolve the concern. If a later inspector raises the same question, you can show what was identified rather than trying to reconstruct a conversation from the installation day.

For a Malarkey roofing question in St. Louis or the greater St. Louis area, call Keys Roofing at (314) 220-2333. Have the shingle name and any existing photographs ready, and describe whether you are looking at an unused shingle, material already on the roof, or a scrap found during cleanup.