Backflow prevention valve
Backflow prevention valves are designed to keep water supplies sanitary and safe,to do so it is important that backflow is prevented. These valves help by protecting plumbing systems from contamination, from either back pressure, or back siphonage.
Eric Winter, EMEA Director of Product Development (Valves), RWC, AT Journal issue 165, summer 2023.
[edit] Related articles on Designing Buildings
- Actuator.
- A guide to installing thermostatic mixing valves: what, why and how.
- BSRIA announces 2021 European HVAC field device study.
- BSRIA publishes new edition of BG29.
- BSRIA study: The market for European Field Devices.
- Closed Systems Control Association.
- Control valve.
- Differential pressure control valve.
- Float valve.
- Gasket.
- Mechanical, electrical and plumbing MEP.
- Pipework.
- Pipework defects, ventilation and airflow rates.
- Pressure independent control valves.
- Pressure-relief valve.
- Specifying valves for large commercial buildings
- Stop valve.
- Tap.
- Thermostatic mixing valve.
- Types of valve.
- Valves.
- Water hammer.
- What makes a good PICV?
Featured articles and news
Edmundson Apprentice of the Year award 2026
Entries now open for this Electrical Contractors' Association award.
Traditional blue-grey slate from one of the oldest and largest UK slate quarries down in Cornwall.
There are plenty of sources with the potential to be redeveloped.
Change of use legislation breaths new life into buildings
A run down on Class MA of the General Permitted Development Order.
Solar generation in the historic environment
Success requires understanding each site in detail.
Level 6 Design, Construction and Management BSc
CIOB launches first-ever degree programme to develop the next generation of construction leaders.
Open for business as of April, with its 2026 prospectus and new pipeline of housing schemes.
The operational value of workforce health
Keeping projects moving. Incorporating unplanned absence and the importance of health, in operations.
A carbon case for indigenous slate
UK slate can offer clear embodied carbon advantages.
Costs and insolvencies mount for SMEs, despite growth
Construction sector under insolvency and wage bill pressure in part linked to National Insurance, says report.
The place for vitrified clay pipes in modern infrastructure
Why vitrified clay pipes are reclaiming their role in built projects.
Research by construction PR consultancy LMC published.
Roles and responsibilities of domestic clients
ACA Safety in Construction guide for domestic clients.
Fire door compliance in UK commercial buildings
Architect and manufacturer gives their low down.



















