Winterise and re-open

Remove filters from spa and treat with filter cleaner.
Add system flush to clean internal pipework.
Clean spa cover and add protection.
Drain spa and clean the shell with surface cleaner.
Vacuum out any last bits of water.
Remove jets if possible and clean.
All filters, pillows and accessories/ controls removed and handed yo customer.
Pump and heater unions disconnected and vacuumed to get any last bits of water out.
Tub and Cover (if wanted) wrapped in clingfilm.