Swimming Pool Spring Opening Chemicals

Spring is the perfect time to open your pool and get ready for a new season of swimming. At All Swim, we offer a wide range of pool opening chemicals and supplies to help you get started. From shock treatments and algaecides to testing kits and equipment, we have everything you need to prepare your pool for a safe and enjoyable swim season.

Our team of pool experts is always on hand to provide helpful advice and guidance, whether you're a seasoned pool owner or a first-timer. For initial help and advice on how to open your pool please click here to view our blog .

For any further advice on opening your swimming pool this Spring please do not hesitate to contact us.

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Spring Opening Kit

The Spring Opening Kit contains everything you need to open up an outdoor swimming pool including Shock Chlorine Granules, Long Life Algaecide, Clarifier and Water Testing Strips at a special offer package price.

Click here to view our blog on how to open your pool for Spring

**Please be aware promotional discounts do not apply to this product**

£110.45 £99.99

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Pure Chlor Sodium Hypochlorite Liquid Chlorine

** Please Note: This is a Hazardous Chemical and will incur an additional £30.00 hazardous goods delivery surcharge at checkout, Charge is once per delivery and not per product.

**PLEASE NOTE: This product can no longer be delivered to residential addresses and can only be delivered to a business address**

Unstabilised liquid chlorine with 14%-15% available chlorine. Available in 5 & 20 Litres.

**Please be aware promotional discounts do not apply to this product**

Only available to persons over the age of 18

£19.50

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HTH (Calcium Hypochlorite)

** Please Note: This is a Hazardous Chemical and will incur an additional £30.00 hazardous goods delivery surcharge at checkout, Charge is once per delivery and not per product**

Click here to view alternative Calcium Hypochlorite/Shock Chlorine that can be delivered without a hazardous goods charge.

HTH granules Calcium Hypochlorite.

£95.00

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HTH Easiflo Granules 25kg

** Please Note: This is a Hazardous Chemical and will incur an additional £30.00 hazardous goods delivery surcharge at checkout, Charge is once per delivery and not per product**

Click here to view alternative Calcium Hypochlorite/Shock Chlorine that can be delivered without a hazardous goods charge.

HTH granules Calcium Hypochlorite.

£240.00

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All Swim Shock Chlorine Granules (Calcium Hypochlorite)

** Please Note: This is a Hazardous Chemical and will incur an additional £30.00 hazardous goods delivery surcharge at checkout, Charge is once per delivery and not per product**

Click here to view alternative Calcium Hypochlorite/Shock Chlorine that can be delivered without a hazardous goods charge.

These non stabilised chlorine granules are ideal for shock dosing or regular oxidisation of swimming pool water. However, they may also be used for routine disinfection. Calcium Hypochlorite with Min 65% available chlorine.

£32.00

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Blue Horizons Shock Pot (Calcium Hypochlorite)

Blue Horizons Shock Pot non stabilised chlorine granules are ideal for shock dosing or regular oxidisation of swimming pool water.

Calcium Hypochlorite with 65% available chlorine.

£9.95

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All Swim Quick Dissolve Shock (Calcium Hypochlorite)

** Please Note: This is a Hazardous Chemical and will incur an additional £30.00 hazardous goods delivery surcharge at checkout, Charge is once per delivery and not per product**

Click here to view alternative Calcium Hypochlorite/Shock Chlorine that can be delivered without a hazardous goods charge.

All Swim Quick Dissolve Shock contains Calcium Hypochlorite 78% CL active

£65.00

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All Swim PAK 1 Bicarbonate Of Soda TA Plus (Raises Total Alkalinity)

Bicarbonate of Soda - Raises Total Alkalinity.

£18.50

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Blue Horizons TA Reducer (Reduces Total Alkalinity)

** Please Note: This is a Hazardous Chemical and will incur an additional £30.00 hazardous goods delivery surcharge at checkout, Charge is once per delivery and not per product**

A 5 Litre inhibited hydrochloric acid-based liquid to reduce total alkalinity in swimming pool or hot tub water.

Supplied as 2 x 5 Litres Only For Delivery.

£50.50

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