---
product_id: 69721889
title: "22339A Spa Up, pH Increaser for Hot Tubs, Prevents Corrosion and Equipment Damage, Compatible with Various Sanitizers, 2 lbs"
brand: "leisure time"
price: "¥6989"
currency: JPY
in_stock: true
reviews_count: 11
category: "Leisure Time"
url: https://www.desertcart.jp/products/69721889-22339a-spa-up-ph-increaser-for-hot-tubs-prevents-corrosion
store_origin: JP
region: Japan
---

# Fast-dissolving granular formula Raises pH & alkalinity by precise increments Prevents corrosion & scale buildup 22339A Spa Up, pH Increaser for Hot Tubs, Prevents Corrosion and Equipment Damage, Compatible with Various Sanitizers, 2 lbs

**Brand:** leisure time
**Price:** ¥6989
**Availability:** ✅ In Stock

## Summary

> 💧 Elevate your spa game with flawless water balance!

## Quick Answers

- **What is this?** 22339A Spa Up, pH Increaser for Hot Tubs, Prevents Corrosion and Equipment Damage, Compatible with Various Sanitizers, 2 lbs by leisure time
- **How much does it cost?** ¥6989 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/69721889-22339a-spa-up-ph-increaser-for-hot-tubs-prevents-corrosion)

## Best For

- leisure time enthusiasts

## Why This Product

- Trusted leisure time brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Compact & Convenient:** 2 lbs of spa care power, easy to store and use whenever needed.
- • **Rapid Action Formula:** Dissolves quickly for immediate water correction and spa protection.
- • **Protect Your Investment:** Prevents costly equipment corrosion and scale damage.
- • **Perfect pH Balance, Every Time:** Maintain crystal-clear, sanitized spa water effortlessly.
- • **Universal Sanitizer Compatibility:** Works seamlessly with chlorine, biguanide, and all sanitizers.

## Overview

Leisure Time 22339A Spa Up is a fast-dissolving granular pH increaser designed to maintain optimal water balance in hot tubs and spas. Compatible with all sanitizers, it prevents corrosion and scale buildup, ensuring clean, clear, and safe spa water. Packaged in a convenient 2 lb size, it’s the trusted choice for spa owners seeking hassle-free maintenance and equipment protection.

## Description

The Leisure Time Balanced Water granular product is the ideal solution for maintaining your spa water's proper balance. This pH and total alkalinity-raising formula prevents equipment corrosion and scale formation caused by low pH levels while increasing your sanitizer's effectiveness for clean and clear water. Compatible with all types of sanitizers, this pH increaser is convenient and easy to use in any spa or hot tub. Available in a 2 lb size, the Leisure Time Balanced Water is perfect for adding to your spa water as needed to keep it in top condition.

Review: Works well - Easy
Review: Good stuff - buy it every year. Does what it supposed to do. Good stuff

## Features

- BENEFITS: Increases water pH and alkalinity; maintains clean, clear sanitized water
- USE: Pour directly into spa water
- COMPATIBILITY: All sanitizers including chlorine and biguanide
- FEATURES: Fast-dissolving granular product
- ACTIVE INGREDIENTS: Sodium Bicarbonate

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000V89QRY |
| Best Sellers Rank | #257 in Patio, Lawn & Garden ( See Top 100 in Patio, Lawn & Garden ) #1 in Swimming Pool Balancers |
| Brand | LEISURE TIME |
| Customer Reviews | 4.7 4.7 out of 5 stars (6,753) |
| Department | Unisex-Adult |
| Global Trade Identification Number | 00785336304106 |
| Is Discontinued By Manufacturer | No |
| Item Form | Granular |
| Item Weight | 2.2 pounds |
| Item model number | 22339A |
| Manufacturer | Leisure Time |
| Number of Items | 1 |
| Product Benefits | pH Increaser, Alkalinity Prevents Scale, Corrosion |
| Product Dimensions | 3.12 x 3.12 x 9.5 inches |
| UPC | 785336304106 |
| Unit Count | 32.0 Ounce |

## Product Details

- **Brand:** LEISURE TIME
- **Item Form:** Granular
- **Item Weight:** 2.2 Pounds
- **Product Benefits:** pH Increaser, Alkalinity Prevents Scale, Corrosion
- **UPC:** 785336304106

## Images

![22339A Spa Up, pH Increaser for Hot Tubs, Prevents Corrosion and Equipment Damage, Compatible with Various Sanitizers, 2 lbs - Image 1](https://m.media-amazon.com/images/I/51guW3AuwTL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works well
*by H***J on February 21, 2026*

Easy

### ⭐⭐⭐⭐⭐ Good stuff
*by G***A on December 10, 2025*

buy it every year. Does what it supposed to do. Good stuff

### ⭐⭐⭐⭐⭐ Great price
*by E***I on January 29, 2026*

Great price, keeps my pH levels in check. Bottle lasts me a long time. I highly recommend leisure time products.

## Frequently Bought Together

- LEISURE TIME 22339A Spa Up Balancer for Hot Tubs, 2 lbs
- Leisure Time E5 Spa 56 Chlorinating Granules for Spas and Hot Tubs, 5-Pounds (Packaging may vary)
- Leisure Time 22338A Balancer for Spas and Hot Tubs, 1-Pack

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**Shop now:** [https://www.desertcart.jp/products/69721889-22339a-spa-up-ph-increaser-for-hot-tubs-prevents-corrosion](https://www.desertcart.jp/products/69721889-22339a-spa-up-ph-increaser-for-hot-tubs-prevents-corrosion)

---

*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-16*