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GrimsbyGarage Door Co. · SmithvilleOpen 24/7(289) 205-3137Request a visit
Gloved person holding a black strip along the side of a sectional garage-door opening — Garage Door Perimeter Weatherstrip, Smithville

Repairs · Smithville

Garage Door Perimeter Weatherstrip in Smithville

Dry leaves keep appearing in the same corner inside the garage, and this fall there were mouse droppings along the wall beside the door. When you look, the corner where the top and side strips meet is wide open.

Garage Door Perimeter Weatherstrip

In plain words

The skill in this job is in the position of the fin. It should touch the door with a small, even deflection, so that it seals when the door is closed and springs clear as the door lifts. Set too far off, it leaves a standing gap; pushed too hard, it drags, folds under and tears within a season. The header piece goes on first, fastened from the centre outward so it stays straight, and the sides are fitted tight beneath it so the fins overlap at the corners. Fasteners are spaced evenly in sound wood, and any joint where water could get behind the stop is caulked.

Sound familiar?

After a windy night there is a fine ridge of snow on the garage floor along one side of the door, and another across the top step. The door was shut the whole time; the snow came in around it.

How the visit goes

Smithville

How the visit goes

  1. Probing the jambs and header

    The strip is only as secure as the wood behind it, so the jambs are probed with an awl along their length and especially the lowest part, where slush and salt sit all winter. Soft, dark or crumbling wood is marked for repair. The header is checked for sag and for gaps opening between it and the top section. Where the jambs are clad in aluminum or vinyl, the technician looks for what the cladding hides and for where the seal can be fastened through to solid material. This step often adds a splice of new lumber or PVC trim to the job, and it is what makes the new seal stay put.

  2. Cycling the door and sealing the joints

    Once all three lengths are on, the door is run through several full cycles by hand and then with the opener, while the technician watches each fin for catching, folding or rubbing and listens for a squeal. The daylight test is repeated from inside with the lights off. Any joint between the new stop and the trim or brickmould where water could get behind is caulked with an exterior sealant, and the fin is wiped with a silicone spray to cut the odds of ice bonding it to the door. The old material is bagged and removed, and the household is walked round the finished opening.

  3. Keep paint off the fin

    When the trim is next painted, the flexible fin stays bare. Paint fills the flexible material and stiffens it, and a stiff fin cracks well before its time once the cold takes hold. If the rigid part of the stop is wood, it can be painted, but with the brush kept off the fin or the fin masked. One-piece vinyl stop needs no paint at all and simply washes clean. This single habit is the difference between a seal that stays soft for many years and one that fails early, and it is the most common cause of early failure the technician sees.

Garage Door Perimeter Weatherstrip

In the van

  • Vinyl stop moulding with integral seal
  • Exterior screws and weatherproof staples
  • Flexible vinyl fin seal
  • Exterior caulking and gun
  • Utility knife and mitre saw

What affects the quote

Same fees day, night or weekend

  1. 1Removing the old stop and paint build-up

    Lifting a wood stop that has been painted for decades, scraping old adhesive and knocking down paint ridges takes longer than pulling a loose fin, and the time shows in the quote.

  2. 2Adding a brush or foam seal to the sides as well as the stop

    Some households want only the top and side stop replaced, while others add a brush or foam seal along the same run for a tighter fit against wind-driven snow. That extra material and the time to fit it are agreed before the old stop comes off.

  3. 3Weather on the day

    Cold weather means keeping vinyl warm between the van and the opening and fitting each length with extra care, so a winter visit can run a little longer than one in mild weather.

What to have ready

0 of 3 ready

Call (289) 205-3137

Garage Door Perimeter Weatherstrip: questions

Why is there daylight on one side but not the other?

It can be either. Worn rollers, a track bracket that has shifted or a top section that bows can move the door face toward one jamb and away from the other, and a seal that is damaged, shrunk, the wrong size or set slightly off the door face shows the same way. The technician checks both the door's alignment and the seal itself, corrects what is out of true, then fits the new seal to a door that closes evenly.

Can the seal be replaced in winter?

Yes. The technician keeps the lengths warm in the van until the moment they are fitted, because cold vinyl is stiff and can split at a fastener, and works with the door closed so the garage is not open to the weather for long. Jamb repairs can be done in the cold as well. Many households have it done in autumn or winter because that is when the gaps make themselves felt.

Can you replace just one side or only the top piece?

Yes, a single damaged length can be replaced when the rest is sound and still soft; the new piece is matched to the existing profile and colour and its corner is overlapped with the neighbouring fin. When the whole set is the same age and the others are hardening too, replacing all three at once gives an even seal and saves a second visit, and the technician will say which applies.

Repair & Maintenance

Garage Door Perimeter Weatherstrip near you

Homeowners in Smithville can read below about the repairs we make most, the parts we replace, the opener and remote work we do, and how a new door is chosen and installed. Commercial customers will find rolling and sectional door service alongside the residential pages.

Open 24/7 · call(289) 205-3137Request a visit