---
product_id: 1482068
title: "In The Swim Pool Basic Opening Chemical Start Up Kit - Above Ground and In-Ground Swimming Pools - Up to 7,500"
brand: "in the swim"
price: "£40.73"
currency: GBP
in_stock: true
reviews_count: 8
category: "In The Swim"
url: https://www.desertcart.co.uk/products/1482068-in-the-swim-pool-basic-opening-chemical-start-up-kit
store_origin: GB
region: United Kingdom
---

# Clarifier boosts filter efficiency for crystal-clear water 99% Sodium Dichlor for rapid sanitization Algaecide + shock combo defends against multiple algae types In The Swim Pool Basic Opening Chemical Start Up Kit - Above Ground and In-Ground Swimming Pools - Up to 7,500

**Brand:** in the swim
**Price:** £40.73
**Availability:** ✅ In Stock

## Summary

> 🏊‍♂️ Dive In, Stay Ahead: Your Pool’s Perfect Season Starter!

## Quick Answers

- **What is this?** In The Swim Pool Basic Opening Chemical Start Up Kit - Above Ground and In-Ground Swimming Pools - Up to 7,500 by in the swim
- **How much does it cost?** £40.73 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/1482068-in-the-swim-pool-basic-opening-chemical-start-up-kit)

## Best For

- in the swim enthusiasts

## Why This Product

- Trusted in the swim brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Algae Defense System:** Algaecide works hand-in-hand with shock treatments to keep algae at bay, ensuring pristine water.
- • **Powerful Sanitization:** 99% sodium dichlor rapidly cleans and sanitizes up to 7,500 gallons for safe swimming.
- • **Crystal Clear Confidence:** Clarifier and scum absorbers keep your water sparkling and inviting all season long.
- • **Effortless Seasonal Pool Revival:** All-in-one kit simplifies your pool opening routine—no guesswork, just splash-ready water.
- • **Optimized for Above & In-Ground Pools:** Perfectly sized and formulated for pools up to 7,500 gallons—ideal for your backyard oasis.

## Overview

The Pool Basic Opening Chemical Start Up Kit by In The Swim is a comprehensive, easy-to-use chemical bundle designed to prepare and maintain above ground and in-ground pools up to 7,500 gallons. Featuring 99% sodium dichlor for fast sanitization, clarifier to enhance filter performance, algaecide to prevent algae growth, and scum absorbers to remove oils and grime, this kit ensures crystal-clear, safe swimming water from the first splash of the season.

## Description

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Review: Solid startup kit - This basic pool opening kit was a great, no-stress way to get my pool up and running for the season. It comes with everything you need to get started, which is perfect if you don’t want to guess what chemicals to buy separately. The instructions were easy to follow, and the kit helped clear up my water pretty quickly. It’s sized well for smaller pools (up to 7,500 gallons), so it worked perfectly for my setup without feeling like I was over- or under-treating. I also like that it simplifies the whole process—just open, follow the steps, and you’re on your way. It’s especially helpful for beginners or anyone who wants a convenient all-in-one solution. Overall, a solid starter kit that takes the confusion out of opening your pool and gets the job done.
Review: Perfect for a fresh summer start! - ​We just set up our pool for the season and decided to use this start-up kit to get the water ready. It was incredibly straightforward to use and took all the guesswork out of the process. Within a very short time, the water was crystal clear and looked amazing. ​It’s exactly what we needed to get the summer started on the right foot. Great value for the price and highly recommended for anyone opening their pool!

## Features

- Dual-Purpose: use it at the start of the season to get your pool swim-ready or keep your water balanced all season long with a bundled set of essential chemicals at a great value.
- (1) bag of 99% sodium dichlor (Di-Zap), which will get your pool water clean, clear, and safe to swim in.
- Clarifier keeps your water crystal clear by coagulating dirt, which helps your filter be more efficient.
- Algaecide works in conjunction with pool shock to defend against multiple types of algae from invading your swimming pool.
- Sun sorb oil and scum absorber will soak up suntan oils, body oils, grime, and scum, keeping your water clear.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B002WKQ1B8 |
| Best Sellers Rank | #228 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #1 in Pool Maintenance Kits |
| Brand | In The Swim |
| Brand Name | In The Swim |
| Customer Reviews | 4.6 out of 5 stars 5,764 Reviews |
| Item Form | Granular, Liquid |
| Item Weight | 5.3 Pounds |
| Manufacturer | In The Swim Discount Pool Supplies |
| Manufacturer Part Number | KSB075001AE |
| Model Number | KSB075001AE |
| Number of Items | 4 |
| Product Benefits | Maintains Clean Sanitized Water |
| UPC | 758293001135 |
| Unit Count | 96.0 Fluid Ounces |

## Product Details

- **Brand:** In The Swim
- **Item Form:** Granular, Liquid
- **Item Weight:** 5.3 Pounds
- **Product Benefits:** Maintains Clean Sanitized Water
- **UPC:** 758293001135

## Images

![In The Swim Pool Basic Opening Chemical Start Up Kit - Above Ground and In-Ground Swimming Pools - Up to 7,500 - Image 1](https://m.media-amazon.com/images/I/81s1wScdGiL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Solid startup kit
*by K***R on May 1, 2026*

This basic pool opening kit was a great, no-stress way to get my pool up and running for the season. It comes with everything you need to get started, which is perfect if you don’t want to guess what chemicals to buy separately. The instructions were easy to follow, and the kit helped clear up my water pretty quickly. It’s sized well for smaller pools (up to 7,500 gallons), so it worked perfectly for my setup without feeling like I was over- or under-treating. I also like that it simplifies the whole process—just open, follow the steps, and you’re on your way. It’s especially helpful for beginners or anyone who wants a convenient all-in-one solution. Overall, a solid starter kit that takes the confusion out of opening your pool and gets the job done.

### ⭐⭐⭐⭐⭐ Perfect for a fresh summer start!
*by O***R on April 23, 2026*

​We just set up our pool for the season and decided to use this start-up kit to get the water ready. It was incredibly straightforward to use and took all the guesswork out of the process. Within a very short time, the water was crystal clear and looked amazing. ​It’s exactly what we needed to get the summer started on the right foot. Great value for the price and highly recommended for anyone opening their pool!

### ⭐⭐⭐⭐⭐ Best chem kit
*by K***T on May 22, 2026*

Everything you need they work great no trouble with water in 3 years.

## Frequently Bought Together

- In The Swim Pool Basic Opening Chemical Start Up Kit - Above Ground and In-Ground Swimming Pools - Up to 7,500
- Xtremeclear 3" Swimming Pool Chlorine Tablets 99% Pure Tri-Chlor| Long Lasting & Slow Dissolving | Pro-Grade Pool Sanitizer | 5 Pounds Bucket
- Pool Chlorine Floater, 7.5" Large Floating Chlorine Dispenser, Optimal Pool with Adjustable Release for Indoor & Outdoor Swimming Pool Hot Tub

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-06-24*