Procurement of approved specialist cleaning products suitable for professional and commercial use, including task-specific cleaning chemicals, disinfectants, degreasers, sanitising agents, surface cleaners, and associated consumables. All products must meet applicable health, safety, environmental, and COSHH requirements and be supplied with relevant Safety Data Sheets (SDS) and manufacturer instructions. Products shall be compatible with the intended surfaces and cleaning equipment and sourced from approved or recognised suppliers to ensure consistent quality and performance.