Select fire resistant glazing sealants

URN: GQAFEN28
Business Sectors (Suites): Fenestration Installation
Developed by: GQA
Approved on: 31 Aug 2015

Overview

​This standard covers the selection and application of glazing sealant for use within a fire-resistant glazed system. You will need to appreciate that glazing sealants are an essential part of the overall glazed system and the correct selection and application is critical in ensuring that the performance capability of the full assembly is achieved.

This standard is for you if you work in the Fenestration Industry and are involved in the selection of Fire Resistant Glazing sealants for on site installation work


Performance criteria

You must be able to:

  1. comply with health and safety requirements and procedures at all times
  2. contact suppliers using appropriate communication methods when you need additional information about sealants
  3. obtain current versions of manufacturers' documentation about fire resistant glazing sealants from appropriate sources
  4. use visual references to identify fire-resistant glazing sealants following  manufacturers' documentation
  5. confirm selected glazing sealants fit performance specifications and are compatible with glazed systems being installed

  6. apply sealants following manufacturers and suppliers' instructions and information provided 


Knowledge and Understanding

You need to know and understand:

1. purpose and function of glazing sealants 2. how fire-resistant glazing sealants function in fire 3. why ordinary glazing sealants are not suitable 4. what an intumescent sealant is 5. what a non-intumescent sealant is 6. different generic categories of fire-resistant sealant types by function 7. manufacturers and suppliers for each named glazing sealant material by name 8. how to contact suppliers 9. importance of avoiding glass to frame contact 10. methods for fitting sealants into glazing pockets with glass 11. when and how to apply capping materials 12. when to use capping sealants 13. which capping materials can and cannot be used 14. particular procedures and details that apply for external systems 15. meaning and importance of compatibility of glazing sealants with other components 16. when and why extra care should be taken in using some sealants with some glasses 17. how to ensure that correct sealant to glass combination is followed 18. processes to follow if substituting one glazing sealant for another, including approvals and evidence of performance 19. important considerations when replacing old glazing sealants with new sealants

Scope/range


Scope Performance


Scope Knowledge


Values


Behaviours


Skills


Glossary


Links To Other NOS


External Links


Version Number

2

Indicative Review Date

31 Mar 2018

Validity

Current

Status

Original

Originating Organisation

Proskills

Original URN

PROFEN28

Relevant Occupations

Glaziers Window Fabric and Fitters

SOC Code

5317

Keywords

Fenestration, fire resistant glazing sealants