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Basement & Legal Suite Planning
Home Services Basement Renovations Legal Secondary Suites Basement Finishing Underpinning Waterproofing Egress Windows Separate Entrances Soundproofing Basement Flooring Guides Service Areas About Contact Get MatchedCost, permit and secondary-suite guides for Toronto basements.
Plain-language guides for Toronto homeowners planning a basement renovation or legal secondary suite. Start with these three, then browse everything below.
What makes a unit legal, what to confirm with Toronto Building and what to ask contractors.
Permits & codeWhat the City says needs a permit, what may not, and who is responsible.
CostsWhat drives the price and how to compare itemized quotes fairly.
Our cornerstone guide: what makes a basement apartment legal, what to confirm with Toronto Building, and what to ask contractors.
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Legal secondary suites
They look identical on move-in day. They are not the same project, and the difference is expensive to miss.
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Permits & code
What Toronto Building says needs a permit, what usually does not, and who is responsible when something goes wrong.
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Costs
Why one number rarely works, how to compare quotes fairly, and the red flags to walk away from.
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Underpinning
Lowering a basement floor is structural work. Here is when it comes up and what to measure first.
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Permits & code
Safe exits and daylight for basement bedrooms and suites, and what a window well really involves.
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Waterproofing
Finishing over a moisture problem hides it. How to diagnose the cause before you spend on finishes.
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Basement Planning
Nine steps, in the order that actually works, and the two most people skip until it costs them.
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Basement Planning
Five common basement transformations, what changes in each one, and the shortcut that undoes all of it.
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Basement Planning
A separate below-grade entrance is one of the more involved basement projects. Here is what actually goes into one.
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Basement Planning
Design ideas for a basement staircase, and the code review a designer runs before any of them get built.
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Basement Planning
A basement makes a quiet, private home office. Here is what to get right before the desk goes in.
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Basement Planning
Rigid foam is the standard way to insulate a basement wall without trapping moisture behind it. Here is how the layers actually go together.
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Basement Planning
One team for design and construction, or two separate ones. Here is what actually changes between the options.
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Basement flooring
There is no single winner. There is a right order to decide in, and it starts with the slab, not the showroom.
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Basement flooring
Sometimes yes, sometimes no, and it rarely fixes what people hope it fixes. Here is how to decide.
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Basement flooring
Warm and quiet or tough and easy to clean. The answer depends on how dry your basement is more than on taste.
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Basement flooring
Solid hardwood, generally no. Engineered hardwood, sometimes, with conditions. Here is the difference and what decides it.
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General renovations
General planning ranges by category for whole-home projects. Illustrative only, not quotes.
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General renovations
Illustrative planning ranges for six commonly asked-about rooms. Not quotes.
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General renovations
Illustrative planning ranges for bump-outs and one- and two-storey additions.
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General renovations
Illustrative planning ranges for kitchen work and how to compare quotes.
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General renovations
Which projects suit the colder months, and which are better left to spring.
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