Basements & permits Legal Basement Requirements in Ontario: The 2026 Checklist
The Ontario requirements a basement must meet to be a legal second unit: ceiling height, egress windows, fire separation, alarms, entrance and permits.
Notes
Renovation notes from our own job sites.
Every note here started as a question at a measure: what waterproofing actually does, why a cabinet order sets your start date, what a basement suite needs before the city will sign it off. Written down once, so the answer can be a link instead of another conversation in a doorway.
Topic
Showing all notes Show all notes
Basements & permits 
Kitchens Kitchen Renovation Cost in Vaughan and the GTA (2026 Price Guide)
2026 kitchen renovation costs in Vaughan and the GTA, by scope: refresh, same-layout, full gut and custom. Line items, lead times and what moves a price.
Fireplaces & feature walls Gas Fireplace vs Electric Fireplace for a GTA Home
Gas or electric fireplace for a GTA home? Installed costs, running costs at 2026 Ontario rates, heat output, venting and the electrical side, from our Master Electrician.
Bathrooms Bathroom Renovation Cost in Vaughan and the GTA (2026 Price Guide)
What a bathroom renovation costs in Vaughan and the GTA in 2026: powder rooms, main baths and ensuites, with line items and what moves the price.
Fireplaces & feature walls Fireplace Feature Wall Cost in the GTA (2026): Electric, Gas and Slab Walls
Real 2026 costs for electric and gas fireplace feature walls in the GTA, from drywall media walls to bookmatched porcelain slabs, with timelines.
Basements & permits Legal Basement Apartment in Vaughan: 2026 Cost, Permits and Timeline
What a legal basement apartment costs in Vaughan in 2026, what the city requires, how long permits and construction take, and where budgets go wrong.
Materials Why a bookmatched slab is laid out in AutoCAD first
Two sheets cut from the same block mirror each other only if the seam lands where the pattern says it should. So the wall gets built first in AutoCAD, before a single sheet goes up.
Bathrooms What waterproofing does after the tile goes on
Tile is the surface you choose. Waterproofing is the layer that decides whether the ceiling below the bathroom is still intact in ten years.
Planning & budget Cabinetry and slab lead times decide your start date
Almost nobody expects the calendar to be set by a factory rather than by a crew. What is ordered first, what can still be changed after it is ordered, and where the weeks actually go before demolition.
Kitchens Handleless or shaker: what the door changes
A door style is not only a look. It changes the reveal at the edges, how the run reads next to an appliance, and what happens the first time someone opens a drawer with wet hands.
Basements & permits What a legal basement suite has to have
Ceiling height, a way out, fire separation between the units, and drawings a plan examiner will stamp. What each of those usually means for the layout you had in mind.
Lighting & electrical The wiring you cannot add once the drywall is up
Backlit mirrors, heated floors, an island that needs power, and the second switch you will want in six months. All of it costs an hour before boarding and a wall after it.
Materials Large-format porcelain: what changes on site
Fewer grout lines is the reason people ask for it. Flatter walls, different handling and a different set of tools are what it takes to deliver — and one of those is not negotiable.
Planning & budget What to have ready before the measure
Photographs of the room, whatever drawings came with the house, and the two or three things that are not up for discussion. Twenty minutes of preparation shortens the visit and sharpens the number at the end of it.
Kitchens An island is a clearance problem first
The size of the slab is the last decision, not the first. What has to open, pass and stand around it comes first — and in most GTA kitchens that is what sets the dimension.
Basements & permits Egress decides the basement layout, not the furniture
Where a bedroom can go depends on where a person can get out. Cutting an opening in a foundation wall is ordinary work — but it is work that has to be planned before the walls are drawn.
Materials One slab or four: setting out a fireplace wall
A single sheet floor to ceiling has no seams to argue about and one very expensive way to go wrong. Four sheets are easier to handle and turn the whole job into a conversation about where the joints land.
Planning & budget What can still move a price that was fixed
Two things, and both are on paper before they cost anything: a change you ask for, and something behind a wall that has to be corrected once it is open. What that looks like in writing.
Nothing written on that yet.
The topic is here because the question comes up — the note is not written yet. Ask it on the phone and you will get the answer faster than we can publish it.
Show all notesEvery note here was written about a room in Vaughan, Woodbridge, Thornhill, Richmond Hill or Markham — and the photographs of those rooms are on the projects page.
Book a free measureWhere these come from
Every note started in one of these rooms.
A note gets written when the same question turns up at three measures in a row. If yours is not answered on this page, the room it belongs to is — with what the work involves and roughly how long it takes on site.
Start here
Reading gets you as far as the first question.
The rest of them are about your house. One of the owners comes out, measures, and tells you what your room realistically takes — in time and in money. Bring the note you were reading; it explains what you want faster than a photograph does.
- FreeIn-home consultation, no obligation
- 1 dayTypical time to hear back from one of us
- FixedWritten, itemised quote before work starts