Looking for a reliable automatic hydrostatic head tester for textile waterproof testing? The Hydrostatic Head Tester GT-C26A by GESTER ensures accurate, stable, and efficient performance, fully compliant with major global standards including AATCC 127, ISO 811, JIS L1092, and more. Featuring a user-friendly touch-screen interface, internal water tank design, and precise water pressure balancing system, this instrument delivers consistent results for fabrics like canvas, tarpaulin, rain-proof fabrics, and geotextiles.