SERVICE AREA
Helena Foundation Dampproofing & Waterproofing
7 Day Scheduling
Fast Turnaround
Professional Application
Contractor Focused
Competitive Rates
Quality Materials
OUR SERVICES IN BIG SKY

Foundation Dampproofing
Professional application of DECO 20 Dampproof and other approved dampproofing products for below-grade exterior foundation walls.

Foundation Waterproofing
Application of DECO 20 Seal and other approved waterproofing systems for projects requiring protection against hydrostatic pressure.

Foam Board Insulation
Installation of rigid foam board insulation to meet project specifications and improve below-grade foundation performance.
BUILDING IN HELENA?
A Reliable Partner for Your Foundation Projects
Montana Barrier Systems works with builders, excavation contractors, and general contractors on projects throughout Helena and the surrounding area. From residential construction to larger commercial and multi-family projects, we provide professional foundation moisture protection with dependable scheduling, clear communication, and efficient application.
- Residential and commercial projects
- Single-family homes, multi-family, and developments
- Work with builders, GCs, and excavation contractors
- DECO products and other approved systems
- 7-day scheduling and fast turnaround
- Competitive rates for contractors
- Serving Helena and surrounding rural areas
SERVICE AREA
Serving Helena & Surrounding Areas
We provide foundation dampproofing, waterproofing, and foam board insulation throughout Helena and the surrounding communities and rural areas. We serve construction projects in the Helena Valley as well as job sites outside the immediate city area.
Helena Area Projects
Whether you’re building in Helena, elsewhere in the Helena Valley, or at a rural job site outside town, contact us with the project location and schedule to confirm availability.
Don't See Your Location?
We work on projects throughout Southwest Montana, including rural and remote job sites. Contact us to discuss your project location, scheduling, and availability.
Why Choose Us
We Keep Your Project Moving
7-Day Scheduling
Flexible scheduling seven days a week to get your foundation prepped when the jobsite is ready.
Contractor Focused
Straightforward service built around the schedules and needs of builders, GCs, and foundation crews.
Competitive Rates
Straightforward, competitive pricing without sacrificing the quality of the application.