Fluidmaster 6000 Series AirGap Bottom Entry Height Adjustable Non Delay Fill Valve Brass Shank NEWLY IMPORTED Manger’s All Purpose Filler dries Manger’s All Purpose Filler dries to a tough surface that is smooth and so strong that it will take screws and nails when fully set which meet the exacting demands of the insurance companies and the police 1000 key variations High security levels are delivered by a 20mm bolt throw on every lock All locks have hardened steel plates to resist drilling False notching in levers resist lock picking Interior & Exterior Material: Steel & Zinc Alloy Fixings included 10 year guarantee and warranty BS1212 Compliant 1 2" Heavy Duty Brass Shank Bottom Entry Unique Fluidmaster AirGap Technology Totally Eliminates Backflow Fast Fit Height Adjustment installs to water levels between 140mm 240mm Spiral Vortex Generator for Fast & Quiet Cistern Refill For High & Low Water Pressure