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Technician using a screwdriver on the deadbolt of an open blue-gray front door, with a tool bag and screw tray nearby. — Deadbolt Installation, Humber Valley

Change or rekey · Humber Valley

Deadbolt Installation in Humber Valley

The back door has a deadbolt in name only: a short bolt, a thin brass strike held by two little screws, and a jamb you can flex with your palm. It was fine for a builder's showing.

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In plain words

If your door already has a knob or lever bore and nothing above it, adding a deadbolt is a boring job in the literal sense. A jig clamps to the door at the right height, usually 140 to 150 mm above the knob centre, and guides a hole saw through the face and a smaller bit through the edge. The locksmith mortises the edge so the bolt faceplate sits flush, sets the bolt to the door's backset, then fits the cylinder outside and the thumb-turn inside. The frame is marked from the bolt itself, bored and chiselled for the strike, and the lock is tested open and closed.

Sound familiar?

You moved in three weeks ago. The previous owner left a handful of keys, none labelled, and the bolt on the side door rattles in its housing. You would like every exterior door to bolt, and to know exactly who can open it.

How the visit goes

Deadbolt Installation · Humber Valley

How the visit goes

Technician in a cap holding a car key fob beside an open vehicle, with a tablet and key parts on a bench. — Humber Valley
  1. 1

    Exit, fire and who lives here

    The last part of the first look is about the people, not the door. The locksmith asks whether this is the door the household leaves through, whether children, older relatives or anyone with limited hand strength use it, and whether it is a rental where the landlord holds keys. A door that serves as a way out gets a thumb-turn planned for it, so nobody has to hunt for a key to leave. A lever thumb-turn is easier for small or stiff hands than a knurled one, and a rental may need a note to the building manager. None of this takes long, and it shapes which box comes off the van.

  2. 2

    Marking and boring a fresh door

    With the height agreed, the paper template is folded over the door edge and the two centres are marked: the cross bore on the face and the edge bore on the stile. A boring jig clamps over the door so the hole saw cannot wander, and the cross bore is cut from both faces to leave clean veneer or skin on each side. The edge bore is drilled with a 25 mm bit through the stile until it meets the larger hole. The locksmith then traces the bolt faceplate on the edge and chisels a shallow mortise so the plate sits flush, keeping the cut inside the lines so the edge stays sound.

  3. 3

    A safer way out as well as a stronger way in

    With a thumb-turn inside, everyone in the household can leave through this door without hunting for a key, day or night. The locksmith walks the family through the thumb-turn and shows children how it turns. If a double-cylinder bolt was replaced, the inside key is no longer needed at all and can be retired. Where glass sits near the lock, whatever measure you agreed on, a thumb-turn that locks with its own small key, a laminated pane, or a tested security-film system that can delay an arm's reach, is in place, so security did not come at the cost of a clear way out.

In the van

  • Boring jig and 54 mm hole saw
  • Dry PTFE lubricant
  • Reinforced strike plate
  • Single-cylinder deadbolt
  • Sharp chisel and mallet

What affects the quote

  1. 1

    Mechanical, keypad or smart lock

    Electronic deadbolts carry a different hardware line and add setup time for codes, pairing to a phone and a walk-through, all of which appear as their own entries.

  2. 2

    Grade and type of deadbolt

    A builder-grade bolt, a residential model with a high security grade, and a heavy commercial-pattern deadbolt sit at different points in the hardware part of the quote, and the locksmith explains the differences.

  3. 3

    Rental and building requirements

    Matching a building's keyway, providing keys to a landlord or fitting a lock that a condominium corporation specifies can add hardware or bench work, each shown as its own item.

Same fees day, night or weekend.

Have it ready

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(289) 804-7704

Deadbolt Installation: questions

Advice · (289) 804-7704

How long should the bolt be?

The bolt should extend at least 25 mm into the frame, which is the standard throw for a dwelling's entrance doors and the length most residential deadbolts provide. Part of the bolt stays inside the door for support while the rest sits in the pocket. A hardened steel insert that spins under a saw blade is a common feature worth having on doors that face a street or laneway.

Does a deadbolt work with a storm door or screen door?

It does, with one check: the thumb-turn and the outside cylinder have to clear the storm door when it closes. Most storm doors leave enough depth, but a low-profile deadbolt trim is chosen where the gap is tight. The storm door's own latch is separate and does not replace a bolt on the main door, since a screen frame gives little resistance on its own.

Can I supply my own deadbolt?

Yes. Bring the box, the template and the instructions, and tell the locksmith the model beforehand so the bore and backset can be checked against your door. If the kit turns out to need a larger hole or a different faceplate than the door has, the locksmith adapts the door or suggests a matching model. Hardware bought online sometimes arrives set for a different door thickness, which is a small adjustment on site.

Toronto, Ontario

Humber Valley information

Town
Humber Valley, Toronto, Ontario
In business
16 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

58%

Older homes. About 58% of homes in Toronto were built in 1980 or earlier, according to the 2021 Census.

Period hardware on older homes deserves matching parts, not a mismatched modern set. A locksmith who works among such houses keeps finishes and styles that suit them, so a repaired or replaced lock still looks like it belongs to the door.

23%

Single-detached houses make up about 23% of homes in Toronto (2021 Census).

Townhouses share walls but usually have their own front door and often a back door or garage. Keying both alike, and checking the strike on the less-used door, is the everyday work in a neighbourhood of attached homes.

Source: Statistics Canada, 2021 Census of Population

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Request a visit

The back door has a deadbolt in name only: a short bolt, a thin brass strike held by two little screws, and a jamb you can flex with your palm.

Call now · open 24/7(289) 804-7704
  • On-site assessment preferred
  • Same fees day, night or weekend
  • 16 years in business