Appliance Ice and Water Filters. Premium performance Graded Density filtration. Standard 1/4 in. NPT inlet/outlet connections. Manufactured with FDA CRF-21 compliant materials. 125 psi pressure rated high-impact design to protect agaunst stressful water conditions. 100F (37.8C) maximum operating temperature. Packed with plumbing fittings and installation hardware. The APIL3 will keep your ice tasting smelling and looking fresh. Used in appliances with ice and water dispensers Apil;3 will reduce sediment rust chlorine taste odor lead and cysts. It can also be used for drinking fountains coffee machines and drink despensers.