Government Rebates Available - Up to $3,400 Back on Waterproofing

Professional waterproofing services
$1,250 CITY REBATE AVAILABLE

BACKWATER VALVE INSTALLATION TORONTO

Stop sewage backup before it destroys your basement. Professional backwater valve installation with $1,250 city rebate. Licensed plumbers, 5-year warranty, emergency service available.

Exterior Waterproofing
Interior Drainage
Foundation Repair
Sump Pumps
French Drains
Underpinning
25
Years in Business
Established 1999
10,847
Projects Completed
Greater Toronto Area
100%
Licensed & Insured
WSIB Coverage
24/7
Emergency Response
Same Day Service
BBB Accredited Business A+ Rating Licensed by City of Toronto Fully Insured with Liability Coverage WSIB Workplace Safety Coverage HomeStars Verified Professional Google Reviews 4.9 Rating

TORONTO'S SEWAGE BACKUP CRISIS DEMANDS IMMEDIATE ACTION

Combined sewer overflows happen 15-20 times per year. Without protection, raw sewage enters your basement through floor drains.

31%

Toronto homes use combined sewers

15-20

Sewer overflows annually

$75,000

Average sewage damage cost

48hrs

Health hazard exposure limit

COMBINED SEWER OVERFLOWS

15-20 times/year

HIGH RISK AREAS:

  • Downtown
  • The Beach
  • Leslieville
  • Liberty Village

CONSEQUENCE:

Raw sewage enters homes through floor drains

OUR SOLUTION:

Backwater valve prevents reverse flow during city overflows

SPRING THAW FLOODING

March-April annually

HIGH RISK AREAS:

  • Ravine properties
  • Low-lying areas
  • Older neighborhoods

CONSEQUENCE:

Overwhelmed storm sewers backup into basements

OUR SOLUTION:

Automatic valve closes when flow reverses direction

HEAVY RAINFALL EVENTS

100-year storms now every 5 years

HIGH RISK AREAS:

  • All areas with basement connections

CONSEQUENCE:

$25,000-$75,000 in sewage damage per incident

OUR SOLUTION:

Smart valve provides early warning and protection

BACKWATER VALVE SYSTEM OPTIONS

Choose the right protection level for your home's sewer connection

MANUALLY OPERATED

$2,500-$3,500

Best for: Standard protection

  • Manual shut-off mechanism
  • Clear access port
  • Flood indicator
  • Professional installation

WARRANTY:

5 years

RECOMMENDED

AUTOMATIC GATE VALVE

$3,500-$4,500

Best for: Maximum convenience

  • Automatic closure during backflow
  • Zero maintenance required
  • Float-operated mechanism
  • Backup manual override

WARRANTY:

7 years

PREMIUM PROTECTION

SMART MONITORING VALVE

$4,500-$5,500

Best for: Complete peace of mind

  • WiFi alert system
  • Mobile app monitoring
  • Automatic operation
  • Emergency notifications

WARRANTY:

10 years

WHY BACKWATER VALVES ARE LEGALLY REQUIRED

ONTARIO BUILDING CODE SECTION 7.6.5

  • • Required where fixtures are below street level
  • • Must be installed on building drain
  • • Located in accessible area
  • • Professional installation mandatory

CITY OF TORONTO REQUIREMENTS

  • • Permit required for all installations
  • • Licensed plumber must perform work
  • • Inspection required before closing walls
  • • Annual maintenance recommended

PROFESSIONAL 4-DAY INSTALLATION PROCESS

Code-compliant installation by licensed plumbers with city inspection

SITE 1

SITE ASSESSMENT & PERMITS

Day 1 (4-6 hours)

Professional assessment of sewer connections and permit application

Video inspection of main sewer line
Locate all basement drain connections
Assess valve placement options
Check for existing basement flooding history
Apply for city permits
Submit rebate pre-approval forms
EXCAVATION 2

EXCAVATION & PREPARATION

Day 2 (6-8 hours)

Careful excavation and preparation of valve installation area

Break basement floor at optimal location
Excavate access pit (4' x 4' x 4' deep)
Locate and expose main sewer line
Install temporary sewage pumping if needed
Prepare work area and safety measures
Coordinate with utility locates
VALVE 3

VALVE INSTALLATION

Day 3 (8-10 hours)

Professional installation of backwater valve and connections

Cut into main sewer line
Install valve body with proper grading
Connect upstream and downstream piping
Install access chamber and cover
Connect basement drains to protected side
Test valve operation and sealing
TESTING 4

TESTING & RESTORATION

Day 4 (4-6 hours)

Comprehensive testing and site restoration

Flood test valve operation
Video inspection of all connections
Restore basement floor with concrete
Waterproof access chamber
Final cleanup and debris removal
Schedule city inspection

PROFESSIONAL INSTALLATION STANDARDS

MATERIALS USED

  • • CSA approved backwater valves only
  • • Schedule 40 PVC pipe connections
  • • Watertight access chambers
  • • Corrosion-resistant hardware

INSTALLATION REQUIREMENTS

  • • Proper slope maintenance (1:100)
  • • Minimum 6" clearance around valve
  • • Accessible for maintenance
  • • Flood testing before closure

QUALITY ASSURANCE

  • • Video inspection documentation
  • • Flow testing verification
  • • City compliance inspection
  • • 5-year warranty coverage

SAVE $1250 WITH CITY OF TORONTO REBATE

We handle all paperwork for the Basement Flooding Protection Subsidy Program

Toronto Basement Flooding Protection Subsidy Program

City of Toronto provides financial assistance for approved waterproofing installations

$1,750

Sump Pump Installation

Maximum subsidy amount

$1,250

Backwater Valve

Maximum subsidy amount

$400

Drain Severance

Maximum subsidy amount

ELIGIBILITY: Property must have experienced basement flooding or sewage backup. Licensed contractor required. We handle all paperwork and applications.

REBATE QUALIFICATION

  • Property must be in flood-prone area
  • Professional installation required
  • Submit application within 6 months
  • Include receipts and permits
  • Pass city inspection

WE HANDLE ALL APPLICATIONS

Rebate deducted from final invoice

COMPLETE BASEMENT PROTECTION PACKAGE

Backwater Valve

$1,250

rebate

Sump Pump System

$1,750

rebate

Pipe Severance

$400

rebate

MAXIMUM REBATE: $3,400

CALCULATE YOUR BACKWATER VALVE INVESTMENT

Get instant pricing with rebates and financing options

Project Cost Calculator

Instant estimates with Toronto subsidy eligibility (up to $3,400)

ft
ft

Waterproofing Systems

LIFETIME MAINTENANCE PROGRAM

Keep your backwater valve functioning perfectly with professional care

ANNUAL MAINTENANCE PROGRAM

$149/YEAR

  • Spring valve operation test
  • Fall freeze protection inspection
  • Access chamber cleaning
  • Gasket and seal inspection
  • Flow testing and calibration
  • Priority service response

PREVENTS 95% OF FAILURES

SMART VALVE MONITORING

INCLUDED WITH SMART SYSTEM

SEWER BACKUP ALERTS

Instant notifications when valve activates during city overflows

MAINTENANCE REMINDERS

Automated scheduling for annual inspections and testing

SYSTEM DIAGNOSTICS

Continuous monitoring of valve position and operation

MOBILE APP ACCESS

Check valve status and history from anywhere

EARLY WARNING SYSTEM

Completed Projects

Real waterproofing solutions for Greater Toronto Area homes

NORTH YORK BASEMENT WATERPROOFING

NOVEMBER 2024 5 DAYS
Before - NORTH YORK BASEMENT WATERPROOFING
BEFORE
After - NORTH YORK BASEMENT WATERPROOFING
AFTER
DRAG

Problem Identified

Severe water infiltration and mold growth

Solution Implemented

Complete exterior waterproofing with French drain

Project Cost

$12,500

Get Quote

SCARBOROUGH FOUNDATION REPAIR

OCTOBER 2024 3 DAYS
Before - SCARBOROUGH FOUNDATION REPAIR
BEFORE
After - SCARBOROUGH FOUNDATION REPAIR
AFTER
DRAG

Problem Identified

Foundation cracks and basement flooding

Solution Implemented

Crack injection and interior waterproofing system

Project Cost

$8,200

Get Quote

MISSISSAUGA EMERGENCY WATER REMOVAL

SEPTEMBER 2024 24 HOURS + 4 DAYS
Before - MISSISSAUGA EMERGENCY WATER REMOVAL
BEFORE
After - MISSISSAUGA EMERGENCY WATER REMOVAL
AFTER
DRAG

Problem Identified

Flooded basement after heavy rainfall

Solution Implemented

Emergency pumping and waterproofing installation

Project Cost

$15,000

Get Quote

Have a Similar Problem?

Get your free inspection and professional quote today

Why Choose Dryspace

Compare our services to other waterproofing contractors

Service Features
DRYSPACE
RECOMMENDED
Other Companies
Lifetime Transferable WarrantyYESLimited
24/7 Emergency ResponseYESNO
Free Detailed InspectionYESYES
Price Match GuaranteeYESNO
Insurance Claim AssistanceYESExtra Fee
Licensed & InsuredYESYES
Response Time< 60 MIN2-4 hours
Years in Business25+ YEARSVaries
Financing OptionsYESLimited
Follow-up ServiceYESNO
Lifetime Protection

Our warranty transfers to new homeowners, protecting your investment

Rapid Response

Emergency team on standby 24/7 with less than 60 minute response time

5-Star Service

Consistently rated 4.9/5.0 by over 500 verified customers

Guaranteed Work

We stand behind our work with comprehensive guarantees

Our Promise to You

We protect homes and families with transparent pricing, expert technicians, and a commitment to excellence. Your basement stays dry for life - guaranteed.

Project Gallery & Process Photos

Backwater valve installation

Backwater valve prevents sewage backup

See more of our professional work and successful projects

View Full Gallery

Customer Reviews

Verified testimonials from Greater Toronto Area homeowners

4.9/5.0

GOOGLE REVIEWS

500+ VERIFIED CUSTOMERS

EMERGENCY WATERPROOFING

VERIFIED CUSTOMER

"After spring flooding, Dryspace responded within 2 hours. Their team was professional, thorough, and the 25-year warranty gives us peace of mind."

Sarah Chen

Toronto

November 2024

EXTERIOR WATERPROOFING

VERIFIED CUSTOMER

"They helped us get the maximum government rebate and handled all the paperwork. Saved us over $3,400 on our exterior waterproofing project!"

Michael Rodriguez

Mississauga

October 2024

FOUNDATION REPAIR

VERIFIED CUSTOMER

"Professional from start to finish. The crew was respectful of our property, cleaned up daily, and finished on schedule. Highly recommend!"

Jennifer Park

Vaughan

October 2024

SUMP PUMP INSTALLATION

VERIFIED CUSTOMER

"Our basement has been dry for 3 years now. The sump pump system they installed works flawlessly, even during heavy storms."

David Thompson

Markham

September 2024

INTERIOR WATERPROOFING

VERIFIED CUSTOMER

"Best decision we made for our home. The interior waterproofing solution was less invasive than expected and works perfectly."

Lisa Anderson

Brampton

September 2024

FOUNDATION CRACK REPAIR

VERIFIED CUSTOMER

"Fair pricing, excellent communication, and quality work. They fixed foundation cracks that two other companies said needed major work."

Robert Kim

North York

August 2024

Join Our Satisfied Customers

Professional waterproofing services with guaranteed results

Technical Drawings & CAD Details

Professional construction details for contractors and engineers

4 AutoCAD Files
2 PDF Documents
2 SketchUp Models
EXTERIOR WATERPROOFING DETAIL
DWG
FOUNDATION SYSTEMS

EXTERIOR WATERPROOFING DETAIL

Complete exterior membrane application with drainage board

Includes:

  • Foundation wall detail
  • Membrane application layers
  • Drainage board installation
  • Gravel bed specifications
Download DWG (2.4 MB)
INTERIOR DRAINAGE SYSTEM
DWG
DRAINAGE SOLUTIONS

INTERIOR DRAINAGE SYSTEM

Weeping tile and sump pump configuration

Includes:

  • Weeping tile placement
  • Sump pit dimensions
  • Discharge piping layout
  • Backfill requirements
Download DWG (1.8 MB)
FOUNDATION CRACK REPAIR
PDF
REPAIR METHODS

FOUNDATION CRACK REPAIR

Injection repair methodology and specifications

Includes:

  • Crack preparation steps
  • Injection port spacing
  • Material specifications
  • Quality control checklist
Download PDF (856 KB)
SUMP PUMP INSTALLATION
SKP
MECHANICAL SYSTEMS

SUMP PUMP INSTALLATION

3D model of complete sump pump system

Includes:

  • 3D sump pit model
  • Pump placement options
  • Battery backup configuration
  • Discharge line routing
Download SKP (3.2 MB)
FRENCH DRAIN ASSEMBLY
DWG
DRAINAGE SOLUTIONS

FRENCH DRAIN ASSEMBLY

French drain installation with grading details

Includes:

  • Trench dimensions
  • Pipe specifications
  • Filter fabric placement
  • Grading requirements
Download DWG (1.5 MB)
BACKWATER VALVE DETAIL
PDF
PLUMBING SYSTEMS

BACKWATER VALVE DETAIL

City-compliant backwater valve installation

Includes:

  • Valve placement requirements
  • Access box specifications
  • Permit requirements
  • Inspection checklist
Download PDF (1.1 MB)
WINDOW WELL DRAINAGE
SKP
DRAINAGE SOLUTIONS

WINDOW WELL DRAINAGE

3D window well with drainage system

Includes:

  • Well dimensions guide
  • Drainage pipe connection
  • Gravel bed depth
  • Cover specifications
Download SKP (2.7 MB)
FOUNDATION WALL SECTIONS
DWG
STRUCTURAL DETAILS

FOUNDATION WALL SECTIONS

Comprehensive foundation wall construction details

Includes:

  • Concrete specifications
  • Rebar placement
  • Waterproofing layers
  • Insulation options
Download DWG (4.1 MB)

Usage Rights

Free for commercial and residential projects

Modify as needed for specific applications

Include in project submissions and permits

Share with team members and subcontractors

Technical Support

Engineering Department

Monday - Friday: 8:00 AM - 5:00 PM

Email: p.vysotckii@gmail.com

Phone: 437-545-0067 ext. 200

Need Custom Drawings?

Our engineering team can create project-specific details and specifications

Frequently Asked Questions

Everything you need to know about basement waterproofing in Toronto

Need Immediate Help?

Our waterproofing experts are standing by

CALL NOW: 437-545-0067
24/7 Emergency Service

Free Resources

2,847+

Happy Customers

4.9/5.0

Average Rating

Get Your Free Inspection

Schedule your comprehensive basement inspection today. Our certified experts will assess your needs and provide a detailed solution.

Quick Response

Same-day inspections available

No Obligation

Free inspection & quote

Expert Analysis

25+ years of experience

Direct Contact

Business Hours

Monday - Friday 7:00 AM - 8:00 PM
Saturday 8:00 AM - 6:00 PM
Sunday Emergency Only

24/7 Emergency Service Available

Emergency Free Inspection