Blank for redundant overflows on china or plastic toilet cisterns. Hole size should be approx 27mm.
2 Inch Toilet Cistern Dual Flush Valve Overflow Lever Operated Plastic Toilet Tank Replacement Valves with Handle(For 2-Piece)
KHIronHive Wire-Controlled Toilet Cistern Flush Valve, Adjustable Overflow Pipe For 18.5-33cm Water Level, ABS Drain Valve Kit For 6.5-7.5cm Outlet, White Bathroom Tank Parts
HomeVortex Dual Flush Valve Push Button,for Toilet Cistern, Chrome Oval Replacement with Adjustable Overflow Pipe 18.5-33cm, Fits 0.5" and 2" Outlets
Toilet Cistern Dual Flush Valve Overflow Lever Operated 2 Piece GreyBathroom WC
Toilet Flush Handle Replacement, Toilet Cistern Lever Handle +2 Replacement Fittings White Porcelain Vintage Cistern Lever Universal Fit Toilet Cistern Handle Chrome Plated for Toilet Wc Cistern Tank
Fully Adjustable White Plastic Toilet Cistern Lever, with Two Toilet Flush Siphon Link C Hooks - 1 Large 92mm & 1 Small 65mm
