BSRIA Closed System Chemicals
We stock and supply a wide range of water treatment chemicals traditionally used for industrial and commercial water treatment of closed systems.
Our products are based around those discussed in BSRIA BG50:2013, other products use specialist technology developed for the water treatment industries changing needs.
We are proud that as a company we have frequently introduced new products and techniques, in some case years ahead of leading national treatment companies, this has provided our customers with improved treatment performance, peace of mind, quality products and normally provided significant environmental and cost benefits.
BSRIA Closed System Chemicals
Treatments include
- Inhibitors – multimetal systems
- Inhibitors – for aluminium systems
- Biocides – Pseudomonas / NRB
- Desludger treatments
- Scale conditioners – liquid

Our Other Products
BS2486 Steam boiler water system chemicals
Treatment choice is a specialist decision, typically based on BS 2486, and we can provide technical experteese to assess your particular application and provide guidance to help you.
HSG274 Part 1 Cooling water chemicals
HSG274 Part 2 Domestic water chemicals
Temperature control and good design are likely the 1st choice for these systems, however sometimes we have to work with old systems or poor design, sometimes secondary dosing is the best option.
Water system Test kits
We hold stock of a wide selection of specialist test kits and spare reagents ideal for mobile technicians.
Water Treatment dosing & control equipment
The specialist water treatment requirements identified in L8/HSG 274 Part 1 for open cooling systems and evaporative condensers normally require automatic dosing and control to ensure the treatment chemicals are dosed and maintained within designed limits.