Washtech Professional Undercounter Glasswasher Dishwasher - 450mm Rack GM.The Washtech GM Undercounter Glasswasher Dishwasher is a professional grade commercial glasswashing solution designed for cafs, bars, restaurants, and hospitality venues that require reliable, efficient, and high performance cleaning in a compact footprint. Engineered for durability and consistent results, the GM delivers powerful washing performance while maintaining ease of use and efficiency. Designed to suit 450mm racks, this undercounter