Recent Waterproofing IQ Answers
Browse the latest waterproofing questions from Ottawa homeowners.
Why do exterior waterproofing quotes in Westboro vary so much per foot?
On published Ontario contractor price pages, exterior waterproofing runs about $100 to $350 per linear foot of wall,...
How do I compare two interior drain quotes for my Barrhaven basement?
Published 2025–26 prices for an interior drain and sump system run about $70 to $150 per linear foot of wall, with some...
Why is one Ottawa waterproofing quote higher than another for the same wall?
For exterior waterproofing, published Ontario contractor pricing runs about $100 to $350 per linear foot of wall,...
How much is crack injection per crack in Nepean?
Crack injection is about $500 to $1,500 per crack in published Ontario contractor pricing, with one Ottawa-area source...
Price per foot for an interior drain and sump system in Orleans?
An interior drain and sump system runs about $70 to $150 per linear foot of wall in published Ontario contractor...
Are exterior waterproofing quotes in Barrhaven priced by the foot or by the job?
Exterior waterproofing is priced per linear foot of wall on the published Ontario contractor pages: about $100 to $350,...
Is weeping tile priced separately from the membrane on an Ottawa quote?
The published Ontario price pages we found fold weeping tile into the exterior and interior per-foot ranges rather than...
New window well with a drain in Findlay Creek, how much?
About $1,600 to $3,800 per well is the published 2025–26 Ontario contractor range for a window well with drainage....
Battery backup sump pump installed in Riverside South, what price range?
A sump pump with battery backup runs about $2,000 to $4,000 in published 2025–26 Ontario contractor pricing where an...
Cost of a new sump pit and pump in a Gloucester basement?
A pump with battery backup is about $2,000 to $4,000 and a new pit adds about $500 to $1,500, in published 2025–26...
Does Ontario's Code require dampproofing under a basement slab?
Yes, with three exceptions. Ontario's Building Code says floors-on-ground shall be dampproofed (9.13.2.1). The...
Does a backwater valve need a clean-out access in an Orleans basement?
The City of Ottawa's backwater valve page says the valve must be located within the dwelling unit and accessible for...
Is a crack that leaks only in spring still a waterproofing job in Ottawa?
A crack that leaks only in spring still needs attention, and whether the fix is classified as waterproofing under...
Who looks after a sump pump in an Ottawa home?
The City of Ottawa says the owner is responsible for maintaining protective plumbing devices to the manufacturer's...
What should one wall of exterior waterproofing cost in Kanata?
Published Ontario contractor pricing for exterior waterproofing runs about $100 to $350 per linear foot of wall,...
How much does exterior foundation waterproofing cost per foot in Ottawa?
Published Ontario contractor pricing puts exterior foundation waterproofing at roughly $100 to $350 per linear foot of...
Window well replacement quote in Westboro: what should it include?
A window well replacement quote for an existing window in Westboro should cover the well itself, the drainage...
Is a sump pump part of every interior drain system in Ottawa?
A sump pump is required by Ontario's Building Code only where gravity drainage is not practical (clause 9.14.5.2)....
What does Ontario require when digging beside a neighbour's house?
When excavation may affect the stability of an adjacent building, Ontario's construction regulation (O. Reg. 213/91, s....
How big must foundation drain tile be under Ontario's Building Code?
Ontario's Building Code requires foundation drain tile or pipe to be at least 100 mm in diameter (clause 9.14.3.2)....
Does a finished basement raise the cost of an interior drain in Orleans?
Published 2025–26 prices for an interior drain and sump system run about $70 to $150 per linear foot of wall, with some...
What should a quote say about window well drainage in Kanata?
A quote for window well drainage should spell out exactly where the water goes once it leaves the well. Ontario's...
Who should look at a crack that leaks every spring in Stittsville?
A crack that lets water in every spring should be looked at by a waterproofing contractor, and depending on what they...
Who should I hire for an interior drain in Westboro?
For an interior drain system in Westboro, you are looking for a waterproofing contractor who can also bring in, or...
Should a backwater valve be part of a basement waterproofing plan in Ottawa?
A backwater valve and basement waterproofing address different ways water gets into a basement, so whether a valve...
Does the Ontario Building Code still apply to permit-exempt dampproofing?
Yes. The City of Ottawa's permit exemption for "damp proofing of existing basements" removes the need to file for a...
Is my Barrhaven house too new for the storm backwater valve rebate?
The City's storm backwater valve rebate is available only for residential properties built before January 1, 2004. If...
Should my Ottawa quote say dampproofing or waterproofing in writing?
Your quote should name exactly which protection is being applied, because Ontario's Building Code treats dampproofing...
Who is responsible for trench safety on a Kanata waterproofing dig?
The contractor is responsible for trench safety on an exterior waterproofing dig in Kanata. Ontario's construction...
Does the City of Ottawa require a sealed sump lid?
The cover rule comes from Ontario's Building Code rather than a separate City rule: a sump pit must have a cover that...
Does a waterproofed Ottawa wall also need dampproofing?
No. Ontario's Building Code states that dampproofing is not required where the wall is waterproofed. The two are...
Who should sign off the plumbing on an interior sump job in Barrhaven?
Plumber is a compulsory trade in Ontario under O. Reg. 876/21. The province says you cannot engage someone to do...
Are foundation drains present in every older Ottawa house?
No, foundation drains are not present in every older Ottawa house. The City of Ottawa says that in some older homes...
What plans does the City of Ottawa want for a sump pump permit?
The City of Ottawa requires a building permit to install a sump pit and pump as protective plumbing. The permit...
Does Ottawa's sump rebate require the battery backup to qualify?
The City's Residential Protective Plumbing Program rebate for a sump pump does require battery backup power to qualify....
What price range do published Ontario pages give for window wells with drains?
A window well with drainage is about $1,600 to $3,800 per well in published Ontario contractor pricing. Ask what the...
Can a window well drain into my sump in Barrhaven?
Every window well shall be drained to the footing level or another suitable location under Ontario's Building Code...
Who decides if a foundation crack in Nepean is structural?
A structural engineer or a qualified contractor assesses whether a foundation crack is structural. On price, published...
Where does the water from an interior drain end up in an Orleans house?
An interior drain channel collects water that enters along the base of the foundation walls and directs it to a sump...
Does Ontario's Code say what backfill can touch a waterproofed wall?
Ontario's Building Code does address this. Clause 9.12.3 sets out what backfill placed against a foundation wall must...
Who maintains a backwater valve in an Ottawa home?
The owner of the home is responsible for maintaining a backwater valve, to the manufacturer's directions. Ontario's...
Is the 1.2 metre sump discharge distance an Ottawa rule or advice?
The 1.2 metre figure is City of Ottawa advice, not a requirement in Ontario's Building Code. The Building Code...
Can a granular layer under the footing replace drain tile in Ontario?
Yes, Ontario's Building Code provides an alternative to drain tile at the base of the foundation wall. Instead of...
Can a landlord in Vanier claim Ottawa's protective plumbing rebate?
Ottawa's Residential Protective Plumbing Program is for residential properties, and we found no owner-occupancy...
How much does a City permit add to a sump pit job in Vanier?
The City of Ottawa's 2026 fee schedule sets the building permit fee for plumbing work at $117 per application. The...
Does the Construction Act holdback apply to a homeowner waterproofing job in Orleans?
Ontario's Construction Act requires an owner to retain a 10 per cent holdback as work and materials are supplied, and...
Can a leaking foundation crack be injected from inside in Ottawa?
Yes, foundation cracks in Ottawa can be injected from inside the basement. Published 2025–26 Ontario contractor pricing...
Must a block foundation in Ottawa be parged before a membrane goes on?
Yes. Ontario's Building Code requires at least 6 mm of mortar parging on the exterior face of a masonry wall below...
Does replacing a sump pump in an existing pit need a permit in Barrhaven?
Replacing a sump pump in an existing pit is not named on the City of Ottawa's permit-required list, and it is not on...
Does Ottawa's Compassionate Grant cover flooding from a leaking window well?
No, the City's Compassionate Grant does not cover flooding from a leaking window well. The City limits the grant to...
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