---
product_id: 480048588
title: "HTH Spa Care pH Down, Lowers pH for Spas & Hot Tubs, 2.5lb"
brand: "hth"
price: "962992₫"
currency: VND
in_stock: true
url: https://www.desertcart.vn/products/480048588-hth-spa-care-ph-down-lowers-ph-for-spas-hot
store_origin: VN
region: Vietnam
---

# HTH Spa Care pH Down, Lowers pH for Spas & Hot Tubs, 2.5lb

**Brand:** hth
**Price:** 962992₫
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** HTH Spa Care pH Down, Lowers pH for Spas & Hot Tubs, 2.5lb by hth
- **How much does it cost?** 962992₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/480048588-hth-spa-care-ph-down-lowers-ph-for-spas-hot)

## Best For

- hth enthusiasts

## Why This Product

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

## Description

HTH Spa Care pH Down, Lowers pH, Prevents Scale, 2.5 lbs  HTH® Spa pH Down helps balance pH levels in your spa water, improving both water quality and comfort. pH Down not only ensures that your sanitizer is working more efficiently, but it helps prevent scaling of spa surfaces as well as significantly reduces skin and eye irritation. HTH® Spa pH Down is great for all spa types including bromine, chlorine and biguanide.   How To Use HTH® Spa pH Down Use HTH® Spa Test Strips to test your spa water. If pH measures above 7.8 ppm, add HTH® Spa pH Down directly to the filter skimmer with the spa circulation system running. After the spa circulation system has been running for 30 minutes, re-test pH and add more pH Down if necessary. Test and balance your spa water twice a week to maintain pH levels between 7.2 and 7.8 ppm.    Decreases the pH levels in spas and hot tubs   Allows sanitizer to work more effectively   Prevents scaling of spa surfaces and equipment   Contains mineral crystals   Compatible with all spas    About HTH&reg; Spa Care For generations, HTH&reg; has been leading the way in smart spa care. We do the chemistry so you can just take it easy. From the very first day you open your spa, HTH&reg; is here to help maintain and problem solve. Our complete range of simple-to-use, no-nonsense products empower you to balance, sanitize and treat your spa—it’s everything you need and nothing you don't. There is nothing more relaxing than taking it easy in sparkling, clean water. With HTH&reg;, your spa is always ready when you are.    Contains mineral crystals  HTH&reg; Spa pH Down is formulated to provide a more relaxing spa experience.    Compatible with all spas HTH&reg; Spa pH Down is great for all spas, including bromine, chlorine and biguanide.    You're all clear with HTH&reg;  For best results, use HTH&reg; Spa Test Strips twice a week to test, balance and maintain total pH levels between 7.2 and 7.8 ppm.

## Images

![HTH Spa Care pH Down, Lowers pH for Spas & Hot Tubs, 2.5lb - Image 1](https://i5.walmartimages.com/asr/9fa96993-8e3b-4814-bd33-07f5c955ed0a.41f8928a08b2de231dd2b8c5dac82e26.png)
![HTH Spa Care pH Down, Lowers pH for Spas & Hot Tubs, 2.5lb - Image 2](https://i5.walmartimages.com/asr/e8ca24bb-df04-421d-9a83-91165b222260.f2202c768fe9e18a390eaefbee1e18be.png)
![HTH Spa Care pH Down, Lowers pH for Spas & Hot Tubs, 2.5lb - Image 3](https://i5.walmartimages.com/asr/558528d5-009c-4104-bdbd-3cab417d6014.d74c54ca531b6b518fdb0d50dc121292.png)
![HTH Spa Care pH Down, Lowers pH for Spas & Hot Tubs, 2.5lb - Image 4](https://i5.walmartimages.com/asr/732d2774-d9b1-47ae-adfa-9b469617acc7.b9acd8077853bc653c15dc7a57a9c7e7.png)
![HTH Spa Care pH Down, Lowers pH for Spas & Hot Tubs, 2.5lb - Image 5](https://i5.walmartimages.com/asr/8d79bc5c-19c4-408e-82ea-1095223d651e.4563981d1e7db5298b69de1d824f5d5f.png)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-03-04*