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Free Delivery On Orders Over $150, Excludes Oversized Items & Rural Deliveries
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Pool Water Balancers

Shop pH, alkalinity and calcium hardness adjustments for pool water care. Test the water before selecting a treatment and follow the product label. Check individual products for spa suitability.

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Perfect Pools alkalinity increaser 10kg bucket with sodium bicarbonate pool balancer label on a white bucket, shown on a light background Save $19.00 Save $0.00
$69.00
$69.00 - $69.00
$69.00
$50.00
$50.00 - $50.00
$50.00

Alkalinity Increaser Sodium Bicarbonate 10kg | Pool & Spa

in stock

The best value Total Alkalinity treatment for serious pool owners. Alkalinity Increaser 10kg is the bulk pail choice for NZ pool and spa owners who...

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$69.00
$69.00 - $69.00
$69.00
$50.00
$50.00 - $50.00
$50.00
Save $19.00 Save $0.00
Perfect Pools Alkalinity Increaser 4kg white bucket with sodium bicarbonate label Save $12.50 Save $0.00
$42.50
$42.50 - $42.50
$42.50
$30.00
$30.00 - $30.00
$30.00

Alkalinity Increaser Sodium Bicarbonate 4kg | Pool & Spa

in stock

pH swings driving you crazy? Alkalinity Increaser (Sodium Bicarbonate) is the essential buffer that keeps your pool or spa water stable, stopping p...

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$42.50
$42.50 - $42.50
$42.50
$30.00
$30.00 - $30.00
$30.00
Save $12.50 Save $0.00
Perfect Pools pH decrease 10kg bucket with sodium bisulphate pool balancer label on a white bucket against a light background Save $12.10 Save $0.00
$79.00
$79.00 - $79.00
$79.00
$66.90
$66.90 - $66.90
$66.90

pH Decreaser Sodium Bisulphate 10kg | Pool & Spa pH Down

in stock

Maintain safe and balanced water chemistry in your swimming pool or spa pool with pH Decreaser (Sodium Bisulphate). When pH rises above 7.6, chlori...

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$79.00
$79.00 - $79.00
$79.00
$66.90
$66.90 - $66.90
$66.90
Save $12.10 Save $0.00
Perfect Pools calcium increaser 10kg bucket with calcium chloride pool balancer label on a white bucket against a light background Save $15.00 Save $0.00
$65.00
$65.00 - $65.00
$65.00
$50.00
$50.00 - $50.00
$50.00

Calcium Hardness Increaser 10kg | Calcium Chloride Pool & Spa

in stock

The best value calcium hardness treatment for serious pool owners. Calcium Hardness Increaser 10kg is the bulk pail choice for NZ pool and spa owne...

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$65.00
$65.00 - $65.00
$65.00
$50.00
$50.00 - $50.00
$50.00
Save $15.00 Save $0.00
Alkalinity Increaser Sodium Bicarbonate 1kg
Save $3.10 Save $0.00
$18.00
$18.00 - $18.00
$18.00
$14.90
$14.90 - $14.90
$14.90

Alkalinity Increaser Sodium Bicarbonate 1kg | Pool & Spa

pH swings making your pool or spa impossible to balance? Alkalinity Increaser (Sodium Bicarbonate) is the essential buffer that keeps your water st...

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$18.00
$18.00 - $18.00
$18.00
$14.90
$14.90 - $14.90
$14.90
Save $3.10 Save $0.00
Perfect Pools calcium hardness increaser 1kg bucket with calcium chloride pool balancer label on a white bucket against a light background
Save $3.10 Save $0.00
$18.00
$18.00 - $18.00
$18.00
$14.90
$14.90 - $14.90
$14.90

Calcium Hardness Increaser 1kg | Calcium Chloride Spa & Pool

in stock

Soft water foaming up your spa or corroding your equipment? Calcium Hardness Increaser (Calcium Chloride) is the essential treatment that protects ...

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$18.00
$18.00 - $18.00
$18.00
$14.90
$14.90 - $14.90
$14.90
Save $3.10 Save $0.00
Bucket of Perfect Pools pH Increaser on a white background for swimming pools or spa pools. In stock New Zealand
Save $22.00 Save $0.00
$59.00
$59.00 - $59.00
$59.00
$37.00
$37.00 - $37.00
$37.00

pH Increaser Soda Ash 4kg | Pool & Spa pH Up

in stock

Low pH making your pool uncomfortable? pH Increaser (Soda Ash) is the fast, reliable way to raise pH in swimming pools and spa pools, protecting yo...

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$59.00
$59.00 - $59.00
$59.00
$37.00
$37.00 - $37.00
$37.00
Save $22.00 Save $0.00
Perfect Pools pH Decreaser Sodium Bisulphate 4kg white pail with green label - pool and spa pH down NZ
Save $10.10 Save $0.00
$49.00
$49.00 - $49.00
$49.00
$38.90
$38.90 - $38.90
$38.90

pH Decreaser Sodium Bisulphate 4kg | Pool & Spa pH Down

pH creeping too high? pH Decreaser (Sodium Bisulphate) is the fast, reliable way to bring pH back into the ideal range in swimming pools and spa po...

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$49.00
$49.00 - $49.00
$49.00
$38.90
$38.90 - $38.90
$38.90
Save $10.10 Save $0.00
pH Increaser Soda Ash 1kg
Save $6.00 Save $0.00
$21.00
$21.00 - $21.00
$21.00
$15.00
$15.00 - $15.00
$15.00

pH Increaser Soda Ash 1kg | Pool & Spa pH Up

in stock

Low pH making your pool or spa uncomfortable? pH Increaser (Soda Ash) is the fast, reliable way to raise pH in swimming pools and spa pools, protec...

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$21.00
$21.00 - $21.00
$21.00
$15.00
$15.00 - $15.00
$15.00
Save $6.00 Save $0.00
pH Decreaser Sodium Bisulphate 1kg
Save $4.50 Save $0.00
$19.50
$19.50 - $19.50
$19.50
$15.00
$15.00 - $15.00
$15.00

pH Decreaser Sodium Bisulphate 1kg | Pool & Spa pH Down

in stock

pH creeping too high in your spa or pool? pH Decreaser (Sodium Bisulphate) is the fast, reliable way to bring pH back into the ideal range, protect...

View full details
$19.50
$19.50 - $19.50
$19.50
$15.00
$15.00 - $15.00
$15.00
Save $4.50 Save $0.00
Perfect Pools Calcium Hardness Increaser 4kg white pail with orange label - calcium chloride pool and spa water balancer NZ
Save $16.50 Save $0.00
$49.00
$49.00 - $49.00
$49.00
$32.50
$32.50 - $32.50
$32.50

Calcium Hardness Increaser 4kg | Calcium Chloride Pool & Spa

in stock

Soft water silently destroying your spa or pool? Calcium Hardness Increaser (Calcium Chloride) is the essential treatment that protects your pool s...

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$49.00
$49.00 - $49.00
$49.00
$32.50
$32.50 - $32.50
$32.50
Save $16.50 Save $0.00
Bucket of Perfect Pools pH Increaser with a white background Soda Ash 10kg
Save $20.10 Save $0.00
$85.00
$85.00 - $85.00
$85.00
$64.90
$64.90 - $64.90
$64.90

pH Increaser Soda Ash 10kg | Sodium Carbonate | Pool & Spa pH Up

The best value pH treatment for serious pool owners. pH Increaser (Soda Ash) 10kg is the bulk pail choice for NZ pool and spa owners who want stabl...

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$85.00
$85.00 - $85.00
$85.00
$64.90
$64.90 - $64.90
$64.90
Save $20.10 Save $0.00