
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.
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/yearHIGH 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 annuallyHIGH 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 yearsHIGH 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
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
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 ASSESSMENT & PERMITS
Day 1 (4-6 hours)Professional assessment of sewer connections and permit application
EXCAVATION & PREPARATION
Day 2 (6-8 hours)Careful excavation and preparation of valve installation area
VALVE INSTALLATION
Day 3 (8-10 hours)Professional installation of backwater valve and connections
TESTING & RESTORATION
Day 4 (4-6 hours)Comprehensive testing and site restoration
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)
Toronto Subsidy Eligibility
* Subject to City approval and inspection requirements
Project Cost Estimate
* Market reference pricing - final quote after site inspection
Permit Requirements
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


Problem Identified
Severe water infiltration and mold growth
Solution Implemented
Complete exterior waterproofing with French drain
Project Cost
$12,500
SCARBOROUGH FOUNDATION REPAIR


Problem Identified
Foundation cracks and basement flooding
Solution Implemented
Crack injection and interior waterproofing system
Project Cost
$8,200
MISSISSAUGA EMERGENCY WATER REMOVAL


Problem Identified
Flooded basement after heavy rainfall
Solution Implemented
Emergency pumping and waterproofing installation
Project Cost
$15,000
Have a Similar Problem?
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Why Choose Dryspace
Compare our services to other waterproofing contractors
Service Features | DRYSPACE RECOMMENDED | Other Companies |
---|---|---|
Lifetime Transferable Warranty | YES | Limited |
24/7 Emergency Response | YES | NO |
Free Detailed Inspection | YES | YES |
Price Match Guarantee | YES | NO |
Insurance Claim Assistance | YES | Extra Fee |
Licensed & Insured | YES | YES |
Response Time | < 60 MIN | 2-4 hours |
Years in Business | 25+ YEARS | Varies |
Financing Options | YES | Limited |
Follow-up Service | YES | NO |
Our warranty transfers to new homeowners, protecting your investment
Emergency team on standby 24/7 with less than 60 minute response time
Consistently rated 4.9/5.0 by over 500 verified customers
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 prevents sewage backup
See more of our professional work and successful projects
View Full GalleryCustomer Reviews
Verified testimonials from Greater Toronto Area homeowners
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

EXTERIOR WATERPROOFING DETAIL
Complete exterior membrane application with drainage board
Includes:
- • Foundation wall detail
- • Membrane application layers
- • Drainage board installation
- • Gravel bed specifications

INTERIOR DRAINAGE SYSTEM
Weeping tile and sump pump configuration
Includes:
- • Weeping tile placement
- • Sump pit dimensions
- • Discharge piping layout
- • Backfill requirements

FOUNDATION CRACK REPAIR
Injection repair methodology and specifications
Includes:
- • Crack preparation steps
- • Injection port spacing
- • Material specifications
- • Quality control checklist

SUMP PUMP INSTALLATION
3D model of complete sump pump system
Includes:
- • 3D sump pit model
- • Pump placement options
- • Battery backup configuration
- • Discharge line routing

FRENCH DRAIN ASSEMBLY
French drain installation with grading details
Includes:
- • Trench dimensions
- • Pipe specifications
- • Filter fabric placement
- • Grading requirements

BACKWATER VALVE DETAIL
City-compliant backwater valve installation
Includes:
- • Valve placement requirements
- • Access box specifications
- • Permit requirements
- • Inspection checklist

WINDOW WELL DRAINAGE
3D window well with drainage system
Includes:
- • Well dimensions guide
- • Drainage pipe connection
- • Gravel bed depth
- • Cover specifications

FOUNDATION WALL SECTIONS
Comprehensive foundation wall construction details
Includes:
- • Concrete specifications
- • Rebar placement
- • Waterproofing layers
- • Insulation options
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
Free Resources
- Homeowner's Guide to Waterproofing PDF • 2.4MB
- DIY Inspection Tutorial Video • 5min
- Maintenance Checklist PDF • 1.2MB
- Cost Calculator Interactive Tool
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
24/7 Emergency Service Available
COMPLETE SEWAGE BACKUP PROTECTION
Comprehensive solutions to protect your basement from all flooding sources
SUMP PUMP SYSTEM
Triple pump protection with battery backup
$2,000-$5,000 + $1,750 rebate
LEARN MORE →INTERIOR DRAINAGE
French drain system for groundwater management
$100-$150/linear foot
LEARN MORE →EXTERIOR WATERPROOFING
Complete foundation membrane and drainage
$200-$350/linear foot
LEARN MORE →SEWAGE BACKUP EMERGENCY? CALL NOW!
24/7 emergency backwater valve installation service
437-545-0067 - EMERGENCY SERVICE