MTN Inc

MTN Inc is a commercial waterproofing contractor in Littleton whose work includes radon mitigation within its vapor intrusion mitigation systems. It installs under-slab ventilation systems and gas vapor barriers for radon, methane and VOC vapor, in new construction as well as adaptive reuse and retrofit projects, and says it has placed over 70 million square feet of vapor barriers across hundreds of projects. Its other trades include below-grade waterproofing, traffic coatings, air barriers, expansion joint control, concrete restoration and fireproofing. The company serves clients across North America and focuses on commercial buildings, so homeowners should call to confirm it takes residential radon jobs. Rated 3.4 from 41 Google reviews, 24 of them five stars and 16 of them one star.