Balancer · Pool

PH Decrease

From
$28.00

Lower high pH and alkalinity with Ultimate PH Decrease. This sodium bisulphate treatment provides an easy way to balance pool water. It offers a safer and easier-to-handle alternative to liquid hydrochloric acid. It also works well for pools with high alkalinity. The solid formula comes in a convenient bucket for safe storage.

Why shop with us

NZ-wide shipping

We’ll send your order to you, wherever you are in New Zealand.

Retail team on call

Phone or email our pool experts for advice on any order.

Equipment warranty

Pumps, heaters and robotic cleaners are covered by manufacturer warranty, with our team on hand if anything needs sorting.

A Trusted Partnership

“The quality in manufacture of the pool, and the equipment offered as standard or available as an option, and the prices, are second to none.”

Murray Wright· Online store customer

Need advice before you buy?

Visit our Rosedale showroom for a free water test, or talk to our pool care team for tailored recommendations.