ID Infinity Drain | 48" Complete Kit FXTIF 65 Series in Polished Stainless Steel. Linear Drain with a pre-pitched channel with set length with center outlet location. Made of 12 gauge, 304 stainless steel tile-in top grate with stainless steel channel. Accepts flooring material up to 3/4" in thickness and has a capacity of 9 gallons of water per minute. *Requires 2" clamp down floor drain with 2" throat - not included in kit Overall dimensions are 2 7/8"W. FXTIF 6548 PS 817179016189