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Business Details
34 Years
experience
Expert Water Treatment & Commissioning Services in Rickmansworth
Established in 1992, Smooth Flow Commissioning has consistently set benchmark standards in water treatment and commissioning services. Our reputation for exceptional quality and reliability has positioned us as a trusted partner to clients across diverse sectors. With decades of experience, we deliver end-to-end solutions for commercial and domestic projects, combining technical expertise with a commitment to compliance and sustainability. Our team of directly employed, fully trained professionals ensures the highest standards of service, supported by our membership in the Commissioning Specialist Association and ongoing investment in staff development.

We specialise in HVAC commissioning, environmental testing, legionella risk assessments, and sustainable water treatment practices, serving clients in London, the South East, and beyond. Our dedication to innovation and adherence to industry standards like BSRIA and HSG 274 guarantees optimal outcomes for every project. By maintaining long-term client relationships and prioritising transparency, we have grown into one of the UK's leading providers in our field.
Services
HVAC Commissioning Legionella Risk Assessments Environmental Testing Water Treatment Consultancy Seasonal Commissioning Domestic Water Disinfections Commissioning Management Sustainability Solutions
Details
  • Year established: 1992
Highlights and features
  • We have over 30 years of experience in water treatment and commissioning.
  • We are a tier 1 approved provider to M&E Contractors and Developers.
  • Our sustainable methods reduce water usage by up to two-thirds during pre-commissioning.
  • We employ directly trained professionals with long-term industry expertise.
  • We are actively involved in the Commissioning Specialist Association for continuous improvement.
Associations and certifications
  • UKAS accredited laboratories
  • Commissioning Specialist Association
Services
HVAC Commissioning
We undertake commissioning and balancing of heating, cooling, and ventilation systems, ensuring compliance with BSRIA standards. Our expertise spans commercial offices, laboratories, and complex pressure-controlled environments. With over 25 years of experience, we deliver precision in system modifications and new installations.
Legionella Risk Assessments
Our HSE L8-compliant assessments identify risks in domestic water systems, including tank cleaning and localised modifications. We ensure compliance with HSG 274 guidelines, providing detailed reports to mitigate legionella risks in new and existing installations.
Sustainability Solutions
We reduce water usage by two-thirds during pre-commissioning through chemical treatments and filtration, aligning with BSRIA BG29/2020. Our methods prioritise energy efficiency and environmental responsibility while maintaining system performance and compliance.
Commissioning Management
Our dedicated managers handle commissioning from programming to practical completion, client training, and soft landings. We ensure seamless coordination across all tiers of construction, guaranteeing adherence to specifications and industry standards.
Environmental Testing
We provide comprehensive testing services, including artificial loads and logging equipment, to validate environmental conditions. Our detailed reports ensure systems meet design specifications, supporting compliance for laboratories and critical facilities.
Questions
What services does Smooth Flow Commissioning offer?
We specialise in HVAC commissioning, water treatment, legionella risk assessments, environmental testing, and sustainable solutions for commercial and domestic projects.
Which areas do you serve?
We operate across London, the South East, and nationwide for large-scale projects like data centres and healthcare facilities.
How do you ensure sustainability in water treatment?
Our methods reduce water usage by two-thirds during pre-commissioning by using filtration and chemical treatments aligned with BSRIA standards.
Do you provide emergency services?
We focus on planned commissioning and maintenance; emergency services are not part of our standard offerings.
What accreditations do you hold?
We work with UKAS-accredited laboratories and are members of the Commissioning Specialist Association for industry best practices.