Clapper
The Loss Prevention Certification Board (LPCB part of BRE Global) sets the standards needed to ensure that fire and security products and services perform effectively. LPCB’s Loss Prevention Standards (LPS) are applied in fire and security sectors around the world.
LPS 1040 - 2.3, Requirements and testing procedures for the LPCB approval and listing of wet alarm valve sets, published by BRE Global in 2014, defines a clapper or clapper assembly as: ‘The main movable sealing element of the valve which prevents reverse flow of water.’
[edit] Related articles on Designing Buildings Wiki
- BRE articles on Designing Buildings Wiki.
- Sprinkler.
- Automatic fire sprinkler systems: A good practice guide.
- Business Sprinkler Alliance.
- Case study A for offices to show where automatic sprinklers have the greatest impact.
- Costs of water automatic sprinkler systems.
- Design benefits of automatic sprinkler systems granted under approved document B.
- Drenchers.
- Making the case for sprinklers and dispelling myths.
- Overview of automatic sprinkler system design and operation.
- Sprinkler systems explained: A guide to sprinkler installation standards and rules.
- The cost efficiency of different combinations of fire protection measures.
- The impact of automatic sprinklers on building design.
- Watermist systems for fire protection in domestic and residential buildings DG 534.
- Wet alarm valve.
Featured articles and news
Twas the site before Christmas...
A rhyme for the industry and a thankyou to our supporters.
Plumbing and heating systems in schools
New apprentice pay rates coming into effect in the new year
Addressing the impact of recent national minimum wage changes.
EBSSA support for the new industry competence structure
The Engineering and Building Services Skills Authority, in working group 2.
Notes from BSRIA Sustainable Futures briefing
From carbon down to the all important customer: Redefining Retrofit for Net Zero Living.
Principal Designer: A New Opportunity for Architects
ACA launches a Principal Designer Register for architects.
A new government plan for housing and nature recovery
Exploring a new housing and infrastructure nature recovery framework.
Leveraging technology to enhance prospects for students
A case study on the significance of the Autodesk Revit certification.
Fundamental Review of Building Regulations Guidance
Announced during commons debate on the Grenfell Inquiry Phase 2 report.
CIAT responds to the updated National Planning Policy Framework
With key changes in the revised NPPF outlined.
Councils and communities highlighted for delivery of common-sense housing in planning overhaul
As government follows up with mandatory housing targets.
CIOB photographic competition final images revealed
Art of Building produces stunning images for another year.
HSE prosecutes company for putting workers at risk
Roofing company fined and its director sentenced.
Strategic restructure to transform industry competence
EBSSA becomes part of a new industry competence structure.
Major overhaul of planning committees proposed by government
Planning decisions set to be fast-tracked to tackle the housing crisis.
Industry Competence Steering Group restructure
ICSG transitions to the Industry Competence Committee (ICC) under the Building Safety Regulator (BSR).
Principal Contractor Competency Certification Scheme
CIOB PCCCS competence framework for Principal Contractors.
The CIAT Principal Designer register
Issues explained via a series of FAQs.