---
product_id: 612884890
title: "52035 Swimming Pool Care Shock Advanced, Swimming Pool Chemical, Cal Hypo Formula"
brand: "hth"
price: "7968828₫"
currency: VND
in_stock: true
reviews_count: 5
category: "Hth"
url: https://www.desertcart.vn/products/612884890-52035-swimming-pool-care-shock-advanced-swimming-pool-chemical-cal
store_origin: VN
region: Vietnam
---

# Fast-dissolving 4-in-1 formula Compatible with all pool types Kills 90% bacteria & algae in 24h 52035 Swimming Pool Care Shock Advanced, Swimming Pool Chemical, Cal Hypo Formula

**Brand:** hth
**Price:** 7968828₫
**Availability:** ✅ In Stock

## Summary

> 💧 Shock Your Pool Into Crystal Clear Perfection!

## Quick Answers

- **What is this?** 52035 Swimming Pool Care Shock Advanced, Swimming Pool Chemical, Cal Hypo Formula by hth
- **How much does it cost?** 7968828₫ 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/612884890-52035-swimming-pool-care-shock-advanced-swimming-pool-chemical-cal)

## Best For

- hth enthusiasts

## Why This Product

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

## Key Features

- • **4-in-1 Powerhouse:** Kills bacteria & algae, reduces chlorine odor, and prevents scale & corrosion in one easy step.
- • **Fast-Dissolving Formula:** Quickly dissolves to restore pool sparkle overnight—no residue, no wait.
- • **Crystal Clear Confidence:** Eliminates 90% of pool water issues within 24 hours for sparkling clarity.
- • **Universal Pool Compatibility:** Safe for vinyl-lined, saltwater, and all pool types—your all-season pool partner.
- • **Effortless Weekly Maintenance:** Designed for simple weekly use paired with HTH 6-Way Test Strips to keep your water perfectly balanced.

## Overview

HTH 52035 Swimming Pool Care Shock Advanced is a fast-dissolving, Cal Hypo-based 4-in-1 treatment that kills bacteria and algae, reduces chlorine odor, and prevents scale and corrosion. It solves 90% of common pool water problems within 24 hours without adding cyanuric acid, avoiding chlorine lock. Compatible with all pool types including vinyl-lined and saltwater pools, it’s designed for convenient weekly use to maintain crystal-clear, sparkling water.

## Description

The HTH 4-in-1 Shock Treatment is a must-have for anyone who wants to keep their pool water crystal clear. This fast-dissolving formula kills bacteria and algae, reduces chlorine odor and irritation, and quickly restores crystal clarity. Its multi-functional shock treatment for weekly use can solve 90% of pool water problems within 24 hours. The Cal Hypo based formula sanitizes without adding cyanuric acid (CYA), preventing overstabilization or chlorine lock. Compatible with all swimming pools, including vinyl-lined pools and saltwater systems, this product is perfect for everyone. Use it with the HTH 6-Way Test Strips to test and balance your swimming pool water twice weekly for the best results. With HTH 4-in-1 Shock Treatment, you'll always stay all clear for cannonballs!

Review: If you are looking for a straightforward way to keep your pool or hot tub inviting, the HTH Shock Ultra is a highly effective choice. This fast-dissolving, 4-in-1 formula is designed to solve 90% of common water problems within 24 hours, making it a staple for regular maintenance. I buy these every couple of months because they work wonders for both in-ground pools and hot tubs. The Cal Hypo-based formula is a standout because it sanitizes without adding cyanuric acid (CYA), which helps you avoid "chlorine lock" and keeps your water chemistry balanced longer. Why this shock treatment is a great choice for your maintenance routine: Restores Clarity Quickly: It effectively kills bacteria and algae while reducing the strong chlorine odor and eye irritation often found in busy pools. Multi-Functional Performance: This treatment not only sanitizes but also provides a visibly brilliant sparkle to the water by removing organic contaminants. Universal Compatibility: It is safe for use in all swimming pool types, including vinyl-lined pools and saltwater systems, providing peace of mind regardless of your setup. Convenient Weekly Use: Designed for easy application, this shock treatment helps you maintain a healthy environment for your family with minimal effort. I haven't had any issues with packages arriving broken or anything leaking out in the box. This 6-pack lasts me about 2 months as I use it for an in-between.
Review: Title: Keeps My Pool Crystal Clear and Sparkling! This HTH pool shock works great! It clears up cloudy water fast and keeps the pool looking clean and fresh. Super easy to use — just pour it in at night, and by the next morning the water looks amazing. It dissolves quickly with no residue or strong chlorine smell. I use it weekly, and it really helps keep algae away. Excellent product and great value for regular pool maintenance!

## Features

- BENEFITS: Stay all clear for cannonballs; This fast-dissolving, convenient 4-in-1 formula kills bacteria and algae, reduces chlorine odor and irritation, and quickly restores crystal clarity
- FEATURES: Multi-functional shock treatment for weekly use to solve 90% of pool water problems within 24 hours and restore crystal clarity
- VISIBLY BRILLIANT SPARKLE: This Cal Hypo based formula sanitizes without adding cyanuric acid (CYA) to prevent overstabilization or chlorine lock
- COMPATIBLE WITH ALL SWIMMING POOLS: This product is great for all pool types including vinyl-lined pools and saltwater systems
- YOU'RE ALL CLEAR WITH HTH: For best results, use with HTH 6-Way Test Strips to test and balance your swimming pool water twice weekly

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B09R82X1S5 |
| Brand Name | HTH |
| Customer Reviews | 4.7 4.7 out of 5 stars (13,220) |
| Included Components | HTH 52037 Swimming Pool Care Shock Advanced, Swimming Pool Chemical, Cal Hypo Formula, 12 Count(Pack of 1) |
| Item Form | Powder |
| Item Type Name | Swimming Pool Chemical Prevents Bacteria & Algae, Cal Hypo Formula |
| Item Weight | 454 g |
| Manufacturer | Innovative Water Care |
| Product Benefits | Kills Bacteria, Kills Algae, Reduces Chlorine Odor, Prevents Scale, Prevents Corrosion |
| UPC | 073187520371 |
| Unit Count | 192 Ounce |

## Product Details

- **Brand:** HTH
- **Item form:** Powder
- **Item weight:** 1 Pounds
- **Product benefits:** Kills Bacteria, Kills Algae, Reduces Chlorine Odor, Prevents Scale, Prevents Corrosion
- **UPC:** 073187520371

## Images

![52035 Swimming Pool Care Shock Advanced, Swimming Pool Chemical, Cal Hypo Formula - Image 1](https://m.media-amazon.com/images/I/71HW8DNg6EL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by F***L on 24 January 2026*

If you are looking for a straightforward way to keep your pool or hot tub inviting, the HTH Shock Ultra is a highly effective choice. This fast-dissolving, 4-in-1 formula is designed to solve 90% of common water problems within 24 hours, making it a staple for regular maintenance. I buy these every couple of months because they work wonders for both in-ground pools and hot tubs. The Cal Hypo-based formula is a standout because it sanitizes without adding cyanuric acid (CYA), which helps you avoid "chlorine lock" and keeps your water chemistry balanced longer. Why this shock treatment is a great choice for your maintenance routine: Restores Clarity Quickly: It effectively kills bacteria and algae while reducing the strong chlorine odor and eye irritation often found in busy pools. Multi-Functional Performance: This treatment not only sanitizes but also provides a visibly brilliant sparkle to the water by removing organic contaminants. Universal Compatibility: It is safe for use in all swimming pool types, including vinyl-lined pools and saltwater systems, providing peace of mind regardless of your setup. Convenient Weekly Use: Designed for easy application, this shock treatment helps you maintain a healthy environment for your family with minimal effort. I haven't had any issues with packages arriving broken or anything leaking out in the box. This 6-pack lasts me about 2 months as I use it for an in-between.

### ⭐⭐⭐⭐⭐ Review
*by K***H on 30 October 2025*

Title: Keeps My Pool Crystal Clear and Sparkling! This HTH pool shock works great! It clears up cloudy water fast and keeps the pool looking clean and fresh. Super easy to use — just pour it in at night, and by the next morning the water looks amazing. It dissolves quickly with no residue or strong chlorine smell. I use it weekly, and it really helps keep algae away. Excellent product and great value for regular pool maintenance!

### ⭐⭐⭐⭐⭐ Review
*by T***T on 17 July 2023*

I recently purchased the HTH 52037 Swimming Pool Care Shock Advanced and have been thoroughly impressed with its performance. This swimming pool chemical has exceeded my expectations, providing excellent results at a fraction of the cost compared to the local pool store. The HTH 52037 Shock Advanced is a cal hypo formula that effectively restores clarity and cleanliness to my pool water. The 12-count pack offers ample supply for regular maintenance and shocking treatments. Each packet is conveniently pre-measured, making it easy to add the correct dosage without any guesswork. What truly stands out about this pool shock is its affordability. I was pleasantly surprised to find that the HTH 52037 Shock Advanced is significantly cheaper than similar products available at local pool stores. This affordability makes it a fantastic value for pool owners who want to maintain crystal-clear water without breaking the bank. In terms of performance, this pool shock delivers excellent results. It effectively eliminates contaminants, bacteria, and algae, leaving the pool water clean, fresh, and inviting. The cal hypo formula ensures a quick and efficient treatment, helping to maintain proper water balance and prevent any potential issues. The convenience factor of these pre-measured packets cannot be overstated. It saves time and eliminates the need for manual measuring, ensuring accurate dosing for consistent results. I appreciate the simplicity and ease of use that the HTH 52037 Shock Advanced provides. In conclusion, I highly recommend the HTH 52037 Swimming Pool Care Shock Advanced for anyone looking for an affordable and effective pool shock. Its cal hypo formula, combined with the convenience of pre-measured packets, makes it a reliable choice for maintaining a clean and balanced swimming pool. Furthermore, the significant cost savings compared to local pool stores add to its appeal. If you're seeking a high-quality pool shock that offers exceptional value, look no further than the HTH 52037 Shock Advanced. It definitely deserves a well-deserved five-star rating!

## Frequently Bought Together

- HTH 52037R Pool Care Shock Advanced, Swimming Pool Chemical - Cal Hypo Formula, Prevents Bacteria & Algae, Restores Crystal Clear Water - Shock Treatment, 1lb (12 Pack)
- Clorox Pool&Spa XTRABLUE 3” Chlorinating Tablets, Individually Wrapped, Kills Bacteria & Stops Algae (5 LB)
- Clorox® Pool&Spa™ Swimming Pool Algaecide and Clarifier, Prevents and Treats Pool Algae, Clears Water, 128 Fl Oz (Pack of 1)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-05-18*