Your Local Basement Waterproofing Experts in Union Gap

When it comes to dependable basement waterproofing, Union Gap homeowners trust Three Brothers Waterproofing first. Union Gap is a small city in Yakima County, and its marine / oceanic climate shapes the work we do here.

Across Yakima to Terrace Heights, our teams cover Union Gap and the wider southern Washington, tackling the basement waterproofing problems that are common to Yakima County's warm, dry summers and heavy winter rainfall. We know the local properties and route efficiently across all 1 ZIP codes.

Each Union Gap job is backed by a solid workmanship guarantee and a flat-rate quote you approve before we begin - no surprises. That's how Union Gap homeowners trust Three Brothers Waterproofing.