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We Provide Basement Waterproofing Services in Issaquah, WA

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Your local basement waterproofing company in Issaquah, WA is TerraFirma Foundation Systems

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Are you tired of having a wet basement? We can help. We use quality Basement Systems products to completely waterproof your basement. Whatever your specific water problem, your local Basement Systems contractor can design a customized system to best meet your basement waterproofing needs.

Ready to get started? Contact us today and schedule your FREE no-obligation estimate for basement waterproofing in Issaquah, WA from your local Basement Systems dealer!

Basement Waterproofing & Repair Services offered in Issaquah:

  • Foundation Waterproofing
  • Interior Drainage System Installation
  • Sump Pump Installation & Replacement
  • Basement Dehumidifier Installation
  • Basement Leak Repair

Basement Dehumidification in Issaquah, WA

Moisture is a major problem in lots of basements. Excess moisture in the basement air can make your whole home feel uncomfortable and it can make allergies and asthma worse. And an ordinary dehumidifier doesn’t do a good job of keeping the basement dry.

The high-performance SaniDry Sedona from Basement Systems is far from ordinary. Features include:

  • Drains automatically - no buckets to empty
  • Automatic controls - set it and forget it
  • Energy efficient
  • Filtering of mold spores, dust mites, and other pollutants from the basement air

Sump Pump Installation in Issaquah, WA

If you’re tired of having water in your basement, we can install a high-quality sump pump system to keep your basement dry. Basement Systems sump pump products offer a wide range of features to give you the reliability and protection you need.

Features include:

  • Patented WaterWatch Alarm to warn of high water levels
  • Battery powered backup options for emergencies
  • Durable, cast-iron pumps
  • Quiet operation

Why More Issaquah Homeowners Choose Us:

  • Custom-Designed Dry Basement Solutions
  • Exclusive Patented Products
  • Proven Effective for Over 25 Years
  • Transferable Lifetime Warranty on Drainage Systems
  • Financing Options May Be Available - Ask Your Local Dealer

Service Area Zip Codes:


Recent job requests for basement waterproofing in Issaquah, WA:

Project Location: Issaquah, WA 98027

Comment: We have 3 concrete window wells we want replaced with metal surrounds and new, larger windows that will require cutting into our concrete foundation.

Project Location: Issaquah, WA 98027

Comment: My problem looks like groundwater that comes into the basement when there's a lot of rain and the water level rises.

Project Location: Issaquah, WA 98027

Comment: Musty smell throughout home. Is split level with finished basement. Built in 1960s

Project Location: Issaquah, WA 98029

Comment: Our basement is at 70% humidity. We need to bring that down in a quiet, efficient way. Mold is an issue for me.

Project Location: Issaquah, WA 98029

Comment: Call me I have a job for u, hopefully our system is the solution

Project Location: Issaquah, WA 98027

Comment: I have a daylight basement that may have a leaky footing drain. Either way, it's taking in water and I need to get it fixed.

Project Location: Issaquah, WA 98029

Comment: Looking to refinish basement need help to ensure we don't have any moisture problems. We would like to close our existing sump pump and see if we need a sanitary dehumidifier installed or not.

Project Location: Issaquah, WA 98027

Comment: Humidity in daylight basement is high. Can't figure out where moisture is coming from.

Project Location: Issaquah, WA 98029

Comment: Some leakage on both sides of garage during rainy days. Seems dry when the weather is dry.

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