BWT Water hardness test kit

Precision Water Testing for Perfect Coffee Brewing

The BWT Water Hardness Test Kit is an essential tool for anyone serious about coffee quality and equipment care. Designed for both professional baristas and home brewers, this easy-to-use kit helps you accurately measure the mineral content of your water—ensuring optimal extraction and extending the life of your coffee machine.

Water makes up over 90% of your espresso—its quality directly affects flavor, crema, and machine durability. This test kit gives you control over your water chemistry, so you can fine-tune your brew and protect your investment.

Aes a trusted supplier of commercial coffee machines in Dublin and throughout Ireland, we work with businesses of all types—from independent cafés to corporate offices—to deliver the right equipment for their needs. Every machine we offer is backed by local expertise, professional service, and a commitment to helping you serve consistently great coffee.