Zurn Diaphragm Assembly, For Flush Valve Type Manual, Toilets, 2.4 Gallons per Flush, Plastic, Rubber P6000 ECR PWS Operation Touch Free The ASI 74022 BSM Surface Mounted The ASI 74022 BSM Surface Mounted Toilet Tissue Holder is an attractive option for dispensing toilet paper in a commercial restroom and mounts easily onto any type of hard surface and a Lifetime Guarantee of Excellence Toilet flush valve repair parts and accessories allow individual components of a commercial flush valve (flushometer) to be replaced rather than the entire valve assembly They're used for routine maintenance and repair of tankless toilet flush valves