3A Sanitary Tank Trailers

Sanitary Exemplified

The Number One Choice.

Walker is a key pillar in the industry organizations responsible for defining and establishing standards and benchmarks for “sanitary”. We hold our business accountable to these requirements, delivering the number-one choice 3A Sanitary tanks to America’s leading tank truck carriers and premier dairy cooperatives. Exclusive features for weight and thermal efficiency, and a design that exceeds the most stringent standards, equate to more payload and worry-free transport at your target temperature.

DID YOU KNOW? Our exclusive frame and cradle design eliminates heat signature.

Setting the standard

Proprietary frame and cradle design reduces weight and provides a low center of gravity
High-performance urethane insulation
Unmatched fit and finish
Unique safety features including ladders, spill dams and proprietary manhole assembly
Smooth, pristine internal tank—no interior grinding, barrel deformation or scars from welding on external rings
Most sanitary interior available—no thermal deflection between rings from heat/cold cycles
Fully customizable for different applications
Made in the U.S.A.
3-year limited warranty