The clear choice

For all your water testing and treatment needs

Water treatment and Testing Services

Water Treatment

  • Cooling Tower, Closed System & Steam Boiler water treatment programmes.
  • Domestic water biocidal treatment such as chlorine dioxide, chlorine, hydrogen peroxide and others best suited to the application.

  • Chemical cleaning/flushing/descaling of water systems.
  • Supply of a wide range of chemicals.

Water Hygiene


  • L8/HSG 274 monitoring & management.
  • Cleaning & Disinfection of tanks/water systems.
  • Water sampling – waterborne pathogens.


  • Legionella & Water Risk Assessments.
  • Bespoke Written Schemes.
  • BS8552 Closed System investigative reporting/sampling.
  • Training Courses – Water.


  • Tank Replacements/Refurbishment.
  • Turnkey solutions for water/energy/chemical cost saving.
  • Cooling water reclamation systems.
  • Bespoke solutions for specific water quality.
  • Borehole water treatment.


 Installation, commissioning and servicing of:

  • Water Softeners, Reverse Osmosis (RO), Ultra-Violet (UV) water treatment units.
  • Ion-exchange systems.
  • Cooling Tower dosing & control equipment.
  • S-Sensing Closed System water quality monitoring stations.
  • Filtration/Dosing units. We are proud to be a DosaFil® approved supplier and installer.
  • Reduced Pressure Zone (RPZ) valves.

Air Hygiene

  • Ventilation & Indoor Air Quality surveys.
  • Indoor Air Quality monitoring regime.
  • LEV Testing.
  • Ventilation and associated ductwork cleaning.
Project Services

Project Services


Project Services

Our mission is to serve you

We’re always striving to deliver compliance excellence through professional water treatment/hygiene programs, aligned with your values. We achieve this by:


Reliable and consistent

You’ll know when to expect an engineer on-site and we’ll send the same engineer wherever possible, to reduce the time required to induct or supervise during visits.

Proactive partner

We’ll tell you when there are updates to regulations or legislation that affect you, and what’s more, we’ll offer the solution!

Dedicated account manager

You’ll be assigned a dedicated account manager who’s job is to get to know what matters most to you and ensure those needs are met. 

Peace of mind

We have strict service delivery protocol meaning that you can be reassured that you are compliant in relation to applicable water regulations and guidelines.


High standard of service

Our management systems and processes are regularly audited and assessed by the Legionella Control Association for compliance with their Code of Conduct.  We also have a range of accreditations that reinforce our commitment to being a quality provider and consultant.

Value for money

We’re proud to offer a high level of service at a fair price. Ask for a quotation to find out for yourself!

Claim your free consultation

For a no-obligation consultation, tailored to your site requirements, get in touch.

Testimonials & Featured Clients

“I feel reassured with the service provided by Sayvol on a continuous basis. Sayvol are a valued partner rather than a supplier which is key within the critical services that I work within.”

Adrian Collyer, Account Manager @ VINCI Facilities

"I have worked with Sayvol for a number of years in various environments from food distribution / manufacturing to NHS. They have always been focused on providing a personable service, attention to detail, giving me peace of mind with regards to compliance and value for money. Nothing is ever too much trouble, even sourcing and supplying slightly ‘off the wall’ items. Would not hesitate to recommend to others. "

Gregg Hayman, General Manager @ Bouygues E&S FM UK Limited

“I am responsible for the overall facilities management for a number of large financial institutions in London. Sayvol are a very reliable and trusted water treatment specialist that consistently provide me with peace of mind that our Cooling Tower and Domestic Water L8 Compliance is managed and maintained to the highest level whilst keeping me up to date with all relevant guidance and innovations that are within industry.”

Roland Braund, Alliance Director @ CBRE 

“Sayvol is a water treatment and hygiene specialist that we can trust to deliver a punctual and compliant service programme but also just as important, keeping us ahead of the competition with regards to advances in the water treatment and water hygiene market place. They are our trusted advisor and partner and having used them within my previous roles within the FM sector I would have no hesitation in recommending them.”

Chris Swaby, Facilities Manager @ Selfridges & Co.

Let's Start a Conversation

Whether you have a general query or would like to claim you no-obligation consultation, tailored to your site requirements, get in touch using the form below.

We're experienced in safely managing water systems from domestic to industrial scale.