I got more than 10 sets
Wärmer System Central Heating Water Pump GPA25-6/130 Energy-Saving High Efficiency Circulating Pump for Home Heating,hot Water and Underfloor Heating System
Wärmer System 11 Port Brass Underfloor Heating Manifold with A Rated UPM3 Auto Flex Pump,Blending Mixing Valve,16mm Pipe Connection and Ball Valves with Gauges for Water Underfloor Heating System
Sentinel - X800 Fast Acting Cleaner 1L, targeted central heating system cleaning inside an hour, restores system efficiency by targeting corrosion debris, ideal for hot and cold systems
Central Heating System Inhibitor (500ML) Treats 100L System C100
Boiler Magnetic Filter, DN20 DN32 Thread Sludge Separator, Rust and Sludge Separator, HVAC Heating System with Effective Performance, Sediment Scale Rust, for Purification Water System Use
QuickFill - SEL9260: Central Heating Dosing Tool - Add Chemicals Like Fernox Central Heating Inhibitor, Sludge Remover, Leak Sealer & Sentinel X100 to Your Central Heating System