Aquarium Water Testing Kits : A.P.I. Water Adjusters

API pH Down

API pH Down : Lowers pH and makes aquariums more acidic.

Fast-acting, colourless and easy-to-use

API Ph Down 118ml £6.95

API pH Up

API pH Up : Raises pH and makes aquariums more alkaline.

Fast-acting, colourless and easy-to-use.

API pH Up 118ml £6.95

A.P.I. Proper pH 6.5

Automatically sets pH of freshwater aquariums
Easy-to-use powder
Automatically adjusts and stabilizes pH
Neutralizes chlorine
Detoxifies heavy metals
Contains Aloe Vera
Adds electrolytes

Available in 1 size only:

Size 2: 240gm Jar : Treats more than 200 gallons

Controlling the pH of water is important in maintaining a healthy and balanced tropical fish aquarium.
PROPER pH stimulates healthy fish coloration, breeding and growth.

PROPER pH automatically sets pH, providing good water quality for all freshwater tropical fish. In one step PROPER pH will automatically adjust and hold pH at a predetermined level of 6.5.

PROPER pH also conditions tap water by removing chlorine, detoxifying heavy metals like copper, and adding Aloe Vera to reduce fish stress.
PROPER pH makes adjusting pH easy and safe.

Proper pH 6.5 is a phosphate buffer and should not be used with live aquatic plants.

API Proper pH 6.5 240g £11.75

A.P.I. Proper pH 7.0

Automatically sets pH of freshwater aquariums
Easy-to-use powder
Automatically adjusts and stabilizes pH
Neutralizes chlorine
Detoxifies heavy metals
Contains Aloe Vera
Adds electrolytes

Available in 1 size only
240gm Jar : Treats more than 200 gallons

Controlling the pH of water is important in maintaining a healthy and balanced tropical fish aquarium.
PROPER pH stimulates healthy fish coloration, breeding and growth.
PROPER pH automatically sets pH, providing good water quality for all freshwater tropical fish.
In one step PROPER pH will automatically adjust and hold pH at a predetermined level of 7.0.
PROPER pH also conditions tap water by removing chlorine, detoxifying heavy metals like copper, and adding Aloe Vera to reduce fish stress.
PROPER pH makes adjusting pH easy and safe.

Not for use with live plants

API Proper pH 7.0 Twin Pack 20gal £5.35
API Proper pH 7.0 250g £11.75

A.P.I. Proper pH 7.5

Easy-to-use powder
Automatically adjusts and stabilizes pH at 7.5
Neutralizes chlorine
Detoxifies heavy metals
Contains Aloe Vera
Adds electrolytes

Proper pH 7.5 is a pH adjuster and stabilizer (buffer) for freshwater aquariums.

Proper pH 7.5 neutralizes chlorine, detoxifies heavy metals, and adds electrolytes to the aquarium. The product also contains Aloe Vera, a proven natural stress reducer and healing agent for tropical fish.

A pH of 7.5 is ideal for keeping goldfish, mollies, guppies, barbs and other fish that prefer a slightly alkaline pH.

Proper pH 7.5 is for freshwater aquariums only.

Proper pH 7.5 is a phosphate buffer and should not be used with live aquatic plants.

260gm bottle treats more than 200 gals (757 litres)

API Proper pH 7.5 Twin Pack 20gal £5.35
API Proper pH 7.5 260gm £11.75

A.P.I. Proper pH 8.2

Automatically sets pH of freshwater aquariums
Easy-to-use powder
Automatically adjusts and stabilizes pH
Neutralizes chlorine
Detoxifies heavy metals
Contains Aloe Vera
Adds electrolytes

Available in 2 sizes:

Size 1 : 2 x 14gm packets : Each packet treats up to 20 gallons

Size 2 : 160gm Jar : Treats more than 200 gallons

Controlling the pH of water is important in maintaining a healthy and balanced tropical fish aquarium.
PROPER pH stimulates healthy fish coloration, breeding and growth.
PROPER pH automatically sets pH, providing good water quality for all freshwater tropical fish.
In one step PROPER pH will automatically adjust and hold pH at a predetermined level of 8.2.
PROPER pH also conditions tap water by removing chlorine, detoxifying heavy metals like copper, and adding Aloe Vera to reduce fish stress.
PROPER pH makes adjusting pH easy and safe.