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A person kneels beside the black bottom seal of a garage door, with daylight visible beneath the edge. — Garage Door Bottom Seal Replacement, Old Fort Erie

Plan ahead Repairs · Old Fort Erie

Garage Door Bottom Seal Replacement in Old Fort Erie

One end of the bottom seal has slipped out of its channel and hangs down like a loose shoelace. Each time the door closes it folds under, each time it opens it flaps, and the gap beside it keeps growing.

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In plain words

The material matters as much as the shape when the garage sees real winters. Vinyl is the common choice: it resists moisture and sun well but grows stiff in deep cold and stops moulding itself to the concrete. Rubber stays supple at low temperatures and follows an uneven floor, though it can harden after many years of sun. Silicone keeps its flexibility through hot and cold alike and resists cracking, at a higher cost per metre. Choosing the right compound for a door that faces the weather is part of the service, and it is one reason a replacement seal often outlasts the one it replaces.

Sound familiar?

There are mouse droppings along the wall behind the recycling bins, and at one bottom corner of the door the vinyl has a neat chewed notch the width of a thumb. Something has found its way in for the winter.

How the visit goes

Garage Door Bottom Seal Replacement · Old Fort Erie

How the visit goes

Illustrative garage doors scene — Old Fort Erie
  1. 1

    The bottom section and its rail

    The seal can only be as straight as the edge it hangs from, so the bottom section gets a careful look. On a steel door the technician checks the bottom rail for rust where salt water has sat, dents from a bumper or a shovel, and any bow across the width. On a wood door the rail is checked for rot, cupping and the upturned corners of an old door that has dried unevenly. Fasteners for the retainer and the bottom brackets are checked for corrosion. A sound, straight rail lets a standard seal do its job; a damaged one is pointed out so you can decide on repair, a taller seal, or both.

  2. 2

    Adding a threshold seal on a difficult floor

    Where the slab slopes toward the garage or has a dished edge, a threshold seal glued to the floor follows the existing contour and gives the bottom strip a raised, consistent edge to meet, rather than levelling the floor itself. The floor line is marked with the door closed, the concrete is swept and cleaned for the adhesive, and the threshold is dry-fitted and trimmed against each jamb. Adhesive is laid along the underside, the threshold pressed down, and the door lowered onto it while it sets. The result is a small raised lip on the outside that turns water back to the driveway and a bottom seal that lands on a consistent edge along its length.

  3. 3

    The rest of the weather line

    With the bottom sealed, any remaining draft points to the perimeter: the vinyl fin on the stop moulding at the jambs and header, and the joints between sections. These were looked over during the visit and anything torn, shrunk or missing was pointed out. Replacing perimeter stripping is straightforward work that can be planned for a mild day. Together with a sound bottom seal and, where the floor calls for it, a threshold, the garage gains a stronger barrier against wind, water and cold on all four edges, and an attached garage can stay closer to the temperature of the house.

In the van

  • Threshold seal and adhesive
  • Straightedge and tape measure
  • Track clamps
  • Aluminum bottom seal retainer
  • T-style bottom seal

What affects the quote

  1. 1

    Season and conditions

    A seal frozen to the slab, ice at the threshold or working in deep cold adds time for freeing the old strip, clearing the line and keeping the new roll warm enough to feed.

  2. 2

    Door width

    A single door takes a shorter length of seal than a double, and the widest doors need more time to feed the strip evenly across. The quote starts from the width measured on the day.

  3. 3

    Perimeter seals done together

    Jamb and header weatherstripping renewed in the same visit is quoted per length of stop moulding, and doing it alongside the bottom seal saves a second call-out.

Same fees day, night or weekend.

Have it ready

Before you call · 0 / 3

(289) 599-1971

Garage Door Bottom Seal Replacement: questions

Advice · (289) 599-1971

What information helps when I book?

The width of the door and whether it is a single or double; what is getting in, whether light, drafts, water, snow or pests, and where along the door; whether the gap is even or worse at one end; the door material; and a photo of the end of the bottom section showing the retainer and seal. Mention if the seal has frozen to the floor or if the door has been reversing before it closes.

Will I need a new retainer as well as a seal?

Only if the existing one is damaged, and most are reused. A retainer that is straight, tight to the rail and free of heavy corrosion stays. One that has been kinked by a bumper or shovel, spread open so the seal slips out, or eaten by salt is replaced with a matching aluminum extrusion so the new seal seats properly. The inspection at the start of the visit settles which applies.

How can I tell that the bottom seal needs replacing?

Close the door, turn off the lights and look along the floor from inside. Daylight showing, a strip that feels hard or cracks when pressed, a bulb that has flattened and stays flat, an end hanging out of its channel, chew marks or missing pieces are all signs. So are leaves, snow or a puddle inside the door after weather. Any one of these means the seal has stopped doing its job.

Niagara, Ontario

Old Fort Erie information

Town
Old Fort Erie, Niagara, Ontario
In business
25 years
Hours
Open 24/7 · nights, weekends and holidays, same fees
Visits
On-site assessment preferred. Request a visit or call.

What the census means at the door

62%

Older homes. About 62% of homes in Fort Erie were built in 1980 or earlier, according to the 2021 Census.

Where houses are older, the garage often sits beside the house rather than beneath a bedroom, so noise is a smaller concern and durability a larger one. Heavy-duty rollers, a properly sized torsion spring and cold-rated lubricant make an old door dependable for years.

83%

Mostly houses. Single-detached houses make up about 83% of homes in Fort Erie (2021 Census).

Where homes are detached, the garage is frequently a workshop or storage room as well as parking, and the door may be opened dozens of times on a Saturday. Sealed-bearing rollers, protected sensors and a regular tune-up keep a hard-working door running smoothly.

Source: Statistics Canada, 2021 Census of Population

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Open 24/7

Request a visit

One end of the bottom seal has slipped out of its channel and hangs down like a loose shoelace.

Call now · open 24/7(289) 599-1971
  • On-site assessment preferred
  • Same fees day, night or weekend
  • 25 years in business