Hot Tub Flush Biofilm Remover

by World Of
  • Relax concentrated hot tub & spa pipework cleaner
  • Helps breakdown biofilm, organic build-up that in pipework that can harbour bacteria
  • Aqueous surfactant containing a solution of sulfuric acid


DELIVERY: We aim to send all products out on a next working day service but all standard deliveries will be within 5 working days

RETURNS: This product can be returned in original packaging, suitable for resale, within 14 days from date of delivery.


Relax Hot tub flush is designed to break down the build-up of organic matter known as Biofilm. This Biofilm can build up on the spa surface and in the pipework, which can harbour bacteria and affect the water quality in your spa.

It is recommended that your tub should be treated each time, prior to your water is drained and refilled.

Relax Spa & Hot Tub Flush Directions

Dosage rate 250ml per 1,000 litres of spa waterTurn off all circulation pumps and remove the filter cartridge. Check that the water level is at normal operating height and pour the required treatment into the skimmer of your spa. Turn on all spa pumps, booster pumps and open all jets, continue to circulate for 15 minutes. Restart all pumps, booster pump and open jets for a further 10 minutes

Your may experience some foaming at this point. Turn off all pumps and drain the water, flush the jets with a hose to remove any stubborn deposits and refill with fresh water