Express Water – 1 Year Reverse Osmosis System Filter Set – 11 Filters with 50 GPD RO Membrane – 10 inch Size English Isle Oak zinc plated strength—add this 1562 pack of 1000711670 zinc plated strength—add this 1562 pack of Hillman 3 8 16 hex nuts to your cart now Durability and Finish Door Thickness 1 3 8 in (35 mm) to 1 3 4 in (44 mm) Backset Adjusts to 2 3 8 in (60 mm) or 2 3 4 in (70 mm) Keyway 5 pin tumbler C keyway standard ADA Compliant No UL Listed Locks for up to three hour fire doors available Warranty Limited Lifetime Mechanical and Finish Warranty Applications Residential single and multi family doors Included Keys 2 Frequently Asked Questions (FAQ):