Slack or torn mesh
The mesh pulls out of the spline, billows in the wind or tore at the bottom — the classic. Re-meshed in your frame, fibreglass or reinforced.

Patio door screens
Mesh, rollers, track, hardware: your screen door repaired at home in McMasterville, usually in a single visit.
Three questions are enough to start. The official measurement is taken on site.
It is the most used screen in the house — opened and closed thousands of times a season. Four failures come up constantly, and all four are repaired on site.
The mesh pulls out of the spline, billows in the wind or tore at the bottom — the classic. Re-meshed in your frame, fibreglass or reinforced.
The door drags, jumps the track or scrapes. We replace the rollers and adjust the height — the most requested repair.
Sand, pet hair and debris jam the rolling. Cleaning, lubrication, light track straightening when needed.
The door no longer locks or the handle hangs loose. Hardware replaced, latch adjusted.
The old core of McMasterville was built to house the plant’s workers, and it still shows: small, compact houses with many but modest openings. A patio door is never original there. When there is one, it belongs to an addition or a rebuilt back wall, and it had to fit the width available — hence doors narrower than average, sometimes a single sliding leaf. The screen panel follows the same logic: its dimensions are those of the job that installed it, not those of a catalogue. We take them at the door before there is any talk of parts to fit, because a tape measure settles in a minute what a product code never will on a door like that.
Near the commuter rail station, the town looks completely different: recent semis and condos, PVC windows and doors, common sizes, hardware the industry still supplies. In a condo, the balcony patio door is often the unit’s only large opening — it is how the air gets in, and a torn screen there is noticed immediately. Up a few floors, the exposure is not the same as at ground level: nothing breaks the wind on a balcony, and a poorly tensioned panel slaps in its run. A balcony panel comes off and goes back on at the height it already occupies, never travelling through the building’s stairwell. The parts are standard there; the working conditions much less so.
On recent doors the rollers are adjustable: a screw at the bottom of the frame raises or lowers the panel. So when a panel rubs, the first thing to check is the adjustment, not the mesh. There comes a point, though, where the roller has gone out of round and the adjustment no longer holds — that is when it gets replaced, with the mesh in the same trip, because new mesh on a panel that rubs tears again in the same spot. On a small house in the old core, the patio door is the main way to the yard: the mesh opens up at hand height and the track, shorter, fouls quickly. Track cleaned, rollers changed, frame straightened as needed.
Up a floor, everything happens inside the unit. A condo balcony does not give you the surface to lay a panel flat, and nothing goes over a railing at height: the panel comes off its track into the living room, gets rescreened there, and goes back into place. In the small houses of the old core the constraint is the opposite — the room is short inside, and the panel comes out toward the yard. In both cases the actual dimensions rule: a panel fitted during an addition may have no common equivalent, and that only becomes clear by measuring it.
On a balcony at height, wind is what does the wearing: a soft mesh bows, slaps and loosens over time. Aluminum, being more rigid, holds its tension better in that kind of exposure. At ground level, in a sheltered yard, standard fibreglass is plenty. And if a cat lives in the unit, it will lean on the only opening facing outdoors: pet-resistant mesh then goes into the same frame, changing nothing about how the panel looks from outside. Either way the frame stays put; only the mesh inside it changes.

A patio door opens and closes more often than every window in the house combined — and it is the one the dog noses open and the cat climbs. Standard fibreglass mesh suits a lightly used door; for the others, we fit reinforced mesh, about seven times stronger, or pet-resistant mesh built for claws.
The extra cost is measured in tens of dollars; the yearly replacement it prevents, in hundreds. We carry both types in the vehicle — the decision can happen on the spot, with the door off its track in front of you.
Ten kinds of damage, one answer
If your screen looks like any of these, it can be repaired. Tap one to request a quote for that exact damage. We rarely replace a whole frame — in most cases only the mesh needs redoing.
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FrameThis job was not in McMasterville — it shows our method, the same everywhere: door off its track, new rollers, new mesh, frame squared up.
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4« Great service! He was at my neighbour’s and agreed to fix my back screen even though we had no appointment. Very successful repair, and inexpensive! »
« Ludovic replaced my screen in record time. Professional, and with a great sense of humour. I recommend his services — don’t hesitate to contact him, he’ll come to your home and do beautiful work. »
« Excellent service. Clear explanations of the work to be done. I really appreciated his dedication: despite the rain he insisted on finishing the job, soaked through and still smiling. The work was very well done. »
Straight answers
Not necessarily. On a recent door the rollers have an adjustment screw: if they are still sound, an adjustment does it. If they no longer hold the adjustment, we replace them. Then we clean the track run, because a new roller in a fouled track wears out far faster than it should.
No. The panel comes off, gets rescreened and goes back on in the same visit; in between, the glass door closes normally. The work touches neither the glazing nor the door frame: only the screened panel leaves its track, and it is back on before we go. There is nothing to block off in the meantime, and nothing leaves the building.
That is not an obstacle: the screen is rebuilt to the dimensions of the existing frame, whatever they are. We measure the panel, check the track and the top guide, and the new mesh goes into the original extrusion. An unusual width changes neither the method nor the parts to inspect.
Yes, at your home. We remove the screen door, replace the mesh or rollers on site, clean and lubricate the track, then reinstall it — usually in a single visit to McMasterville.
Almost always the rollers: they wear out before the mesh and push the door off its track. We replace them and clean the track in the same intervention — forcing a derailing door eventually bends the frame, a costlier repair.
Rollers and hardware: from $30. A complete custom-built screen door: from $500, depending on format. The mesh alone on a door is priced on quote, from its dimensions. An exact quote is free.
One year on fabrication and installation — mesh, fitted rollers, built frames. Damage caused afterwards, by a pet or an impact, is not covered; for a dog, pet-resistant mesh is the real answer.
Pet-resistant mesh: about seven times stronger than standard fibreglass. On a patio door used daily, it is the difference between replacing the mesh yearly and being done with it for seasons.
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