How to use cistern descaler blocks

Placing, checking and replacing a block safely.

What to look at first

The basics

Drop-in descaler blocks for the toilet cistern.

Key points

• Set of 2 blocks
• Drops into the cistern, no scrubbing
• Supplier states each block lasts up to 5 years
• Works in the cistern, not in the bowl

Specification

Details from the product page

• Contents: 2 descaler blocks
• Use: Placed in the toilet cistern
• Stated duration: Up to 5 years (supplier information)
• Weight: About 0.75 kg

Check the packaging

Always read the instructions and warnings supplied with the product.

Ready to choose?

See the Toilet Cistern Descaler Blocks (Set of 2). Use code WELCOME10 for 10% off.