Waterproofing IQ
Straight answers to Ottawa waterproofing questions: what the Building Code requires on a foundation, which jobs need a City permit, what the City's rebate covers, what the work costs according to published pricing, and what to ask before you hire.
Browse Waterproofing IQ60 questions answered
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...
Costs & PricingHow 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...
Costs & PricingWhy 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...
Costs & PricingHow 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...
Costs & PricingPrice 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...
Costs & PricingAre 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:...
Costs & PricingIs 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...
Costs & PricingNew 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...
Costs & PricingBattery 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...
Costs & PricingCost 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...
Dampproofing vs WaterproofingDoes Ontario's Code require dampproofing under a basement slab?
Yes, with three exceptions. Ontario's Building Code says floors-on-ground shall be dampproofed...
Backwater ValvesDoes 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...
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View all recent questionsPopular Questions
Why do exterior waterproofing quotes in Westboro vary so much per foot?
Costs & PricingHow do I compare two interior drain quotes for my Barrhaven basement?
Costs & PricingWhy is one Ottawa waterproofing quote higher than another for the same wall?
Costs & PricingHow much is crack injection per crack in Nepean?
Costs & PricingPrice per foot for an interior drain and sump system in Orleans?
Costs & PricingAre exterior waterproofing quotes in Barrhaven priced by the foot or by the job?
Costs & PricingIs weeping tile priced separately from the membrane on an Ottawa quote?
Costs & PricingNew window well with a drain in Findlay Creek, how much?
Costs & PricingBattery backup sump pump installed in Riverside South, what price range?
Costs & PricingCost of a new sump pit and pump in a Gloucester basement?
All Answers by Topic
Costs & Pricing 16
- Are exterior waterproofing quotes in Barrhaven priced by the foot or by the job?
- Battery backup sump pump installed in Riverside South, what price range?
- Cost of a new sump pit and pump in a Gloucester basement?
- Does a finished basement raise the cost of an interior drain in Orleans?
- Does an outdoor backwater valve have a published price in Ontario?
- How do I compare two interior drain quotes for my Barrhaven basement?
- How much does a City permit add to a sump pit job in Vanier?
- How much does exterior foundation waterproofing cost per foot in Ottawa?
- How much is crack injection per crack in Nepean?
- Is weeping tile priced separately from the membrane on an Ottawa quote?
- New window well with a drain in Findlay Creek, how much?
- Price per foot for an interior drain and sump system in Orleans?
- What price range do published Ontario pages give for window wells with drains?
- What should one wall of exterior waterproofing cost in Kanata?
- Why do exterior waterproofing quotes in Westboro vary so much per foot?
- Why is one Ottawa waterproofing quote higher than another for the same wall?
Browse by Topic
Costs & Pricing
What waterproofing work costs in published Ontario pricing: exterior and interior per-foot ranges, crack injection per crack, sump pumps, backwater valves and window wells
16 questionsHiring & Quotes
Choosing a waterproofing contractor in Ottawa: no waterproofing licence exists, who does the plumbing part, WSIB clearances, what an in-home contract must include, warranties and comparing quotes
4 questionsPermits & Inspections
Which foundation and drainage jobs need a City of Ottawa building permit, which are exempt, fees and inspections
4 questionsCity Rebate Program
The City of Ottawa's Residential Protective Plumbing Program: which devices it covers, the maximums, the 18-month rule and its current review
4 questionsDampproofing vs Waterproofing
What Ontario's Building Code requires on a foundation wall: dampproofing, waterproofing where hydrostatic pressure occurs, parging and membranes
4 questionsDrain Tile & Foundation Drains
Weeping tile under the Building Code: size, stone cover, where foundation drains discharge and replacing them
4 questionsInterior Drainage Systems
Interior perimeter drains that carry seepage to a sump: how they are installed, permits and what to ask
4 questionsSump Pits & Pumps
Sump pit minimums, discharge rules, battery backup and replacing a pump in an Ottawa home
4 questionsBackwater Valves
Backwater valves as part of a basement flood plan: the normally open rule, permits, rebates and what a valve does not stop
4 questionsFoundation Cracks
Leaking cracks in foundation walls: injection, the permit question for structural repairs, and quotes
4 questionsWindow Wells
Window wells drained to footing level, leaks at basement windows and replacing a well
4 questionsDigging & Locates
Excavating beside a foundation: locate requests, contractor safety duties, backfill and grading
4 questionsRecently Asked
View allWhy do exterior waterproofing quotes in Westboro vary so much per foot?
How do I compare two interior drain quotes for my Barrhaven basement?
Why is one Ottawa waterproofing quote higher than another for the same wall?
How much is crack injection per crack in Nepean?
Price per foot for an interior drain and sump system in Orleans?
Are exterior waterproofing quotes in Barrhaven priced by the foot or by the job?
Is weeping tile priced separately from the membrane on an Ottawa quote?
New window well with a drain in Findlay Creek, how much?
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