Newsletter
PoolStore no longer use Facebook or Twitter. To get the latest news, offers and top tips please sign up for our newsletter.
Trusted Merchant
Trustpilot
We are rated Excellent on Trustpilot. 4.7 stars.
We joined Trustpilot in Spring 2023.
Image preview
Hth Shock 1.6kg
HTH Shock 1.6kg was formerly known as Fi Clor Superfast Shock.
Formulated with superfine fast dissolving granules.
10% more available chlorine than regular Shock Chlorine
No need to pre-dissolve in water before using.
Just cast it straight on to the water.
Dose rate: 1kg per 10,000 gallons (45 cu.m.)
Contains Calcium Hypochlorite.
Use this product to 'Shock' your pool for killing algae and breaking down organic contaminants.
Retail Price £47.00
January 2022
The Fi-Clor brand is owned by Swiss company Lonza. In January 2022 Lonza rebranded Fi-Clor to HTH. Over the course of 2022 they phased out the Fi-Clor containers and labels and introduced the new HTH branded containers and labels.
Founded in 1897 in the Swiss Alps, Lonza today is a well-respected global company with more than 100 sites and offices and approximately 15,500 full-time employees worldwide at the end of 2018. The company generated sales of CHF 5.5 billion at the end of 2018 with a CORE EBITDA of CHF 1.5 billion.
HTH offers a comprehensive range of trusted, high quality pool care products for swimming pools and spas. With over thirty years of pool industry experience, they have an excellent reputation for quality products, attention to detail and customer service.
| CHIP Information | |
|---|---|
| Info | It is a legal requirement that we show the CHIP hazard information below. |
 |
Dangerous for the environment |
 |
Oxidising |
 |
Corrosive |
| R8 | Contact with combustible material may cause fire. |
| R22 | Harmful if swallowed |
| R31 | Contact with acids liberates toxic gas. |
| R34 | Causes burns |
| R50 | Very toxic to aquatic organisms |
