Easy to use top loading hottub floating dispenser takes 20g tablets.
Simply set the adjustable flow through window for more or less chemical introduction.
Fill with your choice of bromine or chlorine tablets .
Take the float out when you get in.
Put the float in when you get out.
Always test the balance of the water before you bathe and ensure it it sanitized.
One or two tablets normally last 3-5 days just top up as required.
You may require additional sanitiser or need to adjust the window as required.
Never touch chlorine tablets or other chemicals with your bear hands.