BS EN 1027:2016

What is BS EN 1027 - Water tightness of windows and doors about? 

BS EN 1027 focuses on the water tightness of windows and doors. 

BS EN 1027 defines the test method to be used to determine the watertightness of completely assembled windows and doorsets of any materials. This test method is designed to take account of conditions in use when the window or doorset is installed in accordance with the manufacturer’s specification and the requirements of relevant European Standards and codes of practice. 

Note- 

BS EN 1027 does not apply to the joints between the window or door frame and the building construction. 

Who is BS EN 1027 - Water tightness of windows and doors for?  

BS EN 1027 on windows and doors water tightness is useful for: 

• Construction industries  
• Civil engineer  
• Installers of windows and doors  
• Door assemblies  
• Manufacturer of windows and doors 

Why should you use BS EN 1027 - Water tightness of windows and doors?  

Water penetration is continuous or repeated wetting of parts of the inside face of the test specimen or any parts of the test specimen intended to remain dry, not being part of the water drainage system to the outside, or any parts of the test specimen where water does not drain to the outside in a controlled way 

BS EN 1027 gives guidance for the test procedure of water tightness also recommends constant spraying of a specified quantity of water onto the external surface of the test specimen while increments of positive test pressure are applied at regular intervals during this will help you to record test pressure and location of water penetration. 

You can use BS EN 1027 while installation of windows and doors. 

What’s changed since the last update? 

BS EN 1027:2016 supersedes BS EN 1027:2000 which is withdrawn. 

In comparison with EN 1027:2000, the following significant changes were made: 

• Clause 2: Deletion of "Normative references “ 
• Clause 3: Supplement of definition “closing condition” 
• Sub-clause 3.2: Simplification of definition “test pressure” 
• Sub-clause 3.3: Revision of definition “watertightness “ 
• Sub-clause 3.4: Revision of definition “water penetration” 
• Sub-clause 5.4: Revision of definition "accuracy “ 
• Sub-clause 6.2: Editorial changes 
• Sub-clause 6.2.4.1 and 6.2.4.2: More precise description 
• Sub-clause 7.1: Addition of "closing condition“ 
• Clause 8: Supplement of necessary description of test specimen 
• New Annex A: Revision of former Figures 1 and 2, separation of Figures into Figure A.1 up to Figure A.4 
• New Annex A: Supplement of Figure A.5