Protects Your Foundation
Seals exterior walls from moisture penetration, preventing structural damage to your concrete foundation and protecting your home's most important asset.
Michigan's Trusted Waterproofing Experts
Permanent Solution for Exterior Basement Waterproofing
Stop water damage at the source! Professional exterior waterproofing protects your foundation, eliminates moisture, and safeguards your home's structural integrity. Licensed, insured, and backed by a 25-year transferable warranty.
Licensed & Insured
Family Owned
20+ Years Experience
Your information is 100% secure and will never be shared
Why Choose Exterior Basement Waterproofing?
The most effective long-term solution to protect your home's foundation
Permanent Long-Term Solution
Unlike interior fixes that manage water after it enters, exterior waterproofing stops water before it reaches your basement - a permanent solution that lasts decades.
Prevents Mold & Mildew
By keeping moisture out completely, you eliminate the conditions that allow mold and mildew to grow, protecting your family's health and air quality.
Increases Home Value
A professionally waterproofed basement increases your property value and makes your home more attractive to future buyers with transferable warranties.
Preserves Finished Basements
If your basement is already finished, exterior waterproofing protects your investment without disturbing interior walls, flooring, or living spaces.
Fixes Cracks & Damage
During installation, we repair foundation cracks and structural issues, then apply premium waterproof membranes for complete protection.
What is Exterior Basement Waterproofing?
The most comprehensive waterproofing solution available
Exterior basement waterproofing is the gold standard for protecting your home from water damage. This comprehensive method involves excavating around your foundation and applying a watertight barrier directly to the exterior walls.
Unlike interior solutions that manage water after it enters, exterior waterproofing prevents moisture from ever reaching your basement walls. This proactive approach protects your foundation's structural integrity and eliminates water problems at their source.
Not sure which system is right for your home?
Our experts will assess your property and recommend the best solution for your specific situation.
Call for Free AssessmentOur Exterior Waterproofing Process
Professional installation with minimal disruption to your property
1
Foundation Excavation
We carefully excavate around your foundation perimeter, exposing the exterior walls down to the footer. Our team takes care to protect your landscaping and minimize property disruption.
2
Wall Preparation & Repair
Foundation walls are thoroughly cleaned and inspected. We repair any cracks, holes, or structural damage to ensure a solid base for waterproofing application.
3
Drainage System Installation
A French drain or weeping tile system is installed around the perimeter to collect and redirect water away from your foundation before backfilling.
4
Backfill & Restoration
The excavation is carefully backfilled with proper grading to ensure water flows away from your home. We restore your landscaping and leave your property clean.
5
Final Inspection & Warranty
Complete system inspection ensures everything works perfectly. You receive documentation and warranty coverage for your peace of mind.
Professional exterior waterproofing
Exterior waterproofing installation
Professional installation in progress
Professional membrane installation
Completed waterproofing system
Membrane application process
When Should You Choose Exterior Waterproofing?
Understanding the best solution for your situation
Exterior Waterproofing is Best For:
- Finished basements where you want to avoid interior demolition
- Foundation walls with multiple cracks or structural issues
- Homes with severe water infiltration or hydrostatic pressure
- Preventing water from ever entering your basement walls
- Long-term protection and maximum home value increase
- Replacing or upgrading old exterior drainage systems
Important Considerations:
- Requires excavation around your home's perimeter
- Landscaping will need restoration after completion
- Higher upfront cost but superior long-term value
- Weather-dependent installation (best in warmer months)
- Professional installation following local building codes
Not Sure Which Solution is Right for You?
Our waterproofing experts will inspect your property and recommend the most effective and cost-efficient solution for your specific needs.
Check out our Google Reviews
See what our customers say about us on Google
Mansour's Innovations
4.9
Based on Google reviews
Frequently Asked Questions
Everything you need to know about exterior basement waterproofing
Cost varies based on your home's size, foundation depth, and soil conditions. Most projects range from $8,000-$15,000. We provide free, detailed estimates with no obligation. Remember - exterior waterproofing is an investment that protects your home's value and prevents costly water damage repairs.
Most exterior waterproofing projects take 3-7 days depending on the size of your home and weather conditions. We work efficiently to minimize disruption while ensuring quality workmanship.
We take great care to protect your property. While excavation is necessary, we work carefully around landscaping, remove plants temporarily when needed, and restore everything after completion. Most landscaping bounces back quickly, and we can provide recommendations for restoration.
Exterior waterproofing prevents water from ever reaching your foundation walls - it's a true prevention method. Interior waterproofing manages water after it enters, channeling it away. Exterior is more comprehensive but requires excavation, while interior is less invasive but doesn't address the root cause.
Yes! We provide a comprehensive 25-year transferable warranty on our exterior waterproofing work. This covers both materials and labor, giving you complete peace of mind in your investment.
Late spring through early fall provides optimal conditions (dry weather, workable soil). However, we can work year-round in Michigan depending on weather. If you have active water issues, don't wait - we can address emergencies and plan installation for ideal conditions.
Get Your Free Waterproofing Quote
Join hundreds of Michigan homeowners who've protected their homes with our expert exterior waterproofing
Free on-site consultation & inspection
Detailed written estimates - no hidden fees
Expert recommendations for your home
25-year transferable warranty on all work
Licensed & Insured
Fully certified contractors with over 20 years of experience protecting Michigan homes
Financing Options with Enhancify
Fast, Easy Financing
Mansour's Innovations is proud to announce we offer financing options. Whether for your waterproofing, plumbing, or foundation repair needs, find out if you qualify in seconds. No obligation, no commitment.
Check Your Options