FREE SHIPPING NZ WIDE ON ORDERS OVER $50.00 (rural delivery fee applies).
53 Quarantine Road Tahunanui, Nelson. Monday to Friday 8am - 5pmSaturday 9am - 2pmPhone us on: 021 063 4450 or 021 0500 250
H/H = Hydro static head. The waterproof capability. A material has to be at approx. 1500mm H/H. To be classed as 100% waterproof.
I.E Gore-Tex has minimum rating of 20,000mm. But how the fabric is seamed will determine how well it performs.