Found this deal on facebook
From the description:
A swimming pool can be a challenge to maintain. Should you add acid now? is it time to backwash the filter? Should you adjust the chlorinator to produce more chlorine? Is the "total alkalinity" really important?
This book will help you manage your swimming pool effectively and with confidence.
Written by Bernie Skelton who has over 30 years experience in the pool chemical industry. He has hosted seminars and lectured at many pool industry conferences.
Benefits:
Easy to understand layout.
Written in layman terms - by a passionate and experienced pool professional.
Comprehensive - covers all areas you need to know.
Written in Australia - for Australian pools and equipment.
To redeem this offer you must enter the promotion code "guide" during checkout. Offer expires 25-08-2017 available until or until stock lasts.
Did you get this? Is it any good?