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Horizontal refurbishment trays

Designed specifically for use above either a lean-to or flat roof extension built against an existing cavity wall. Glidevale HTR cavity trays can also be used in refurbishment works or to replace failed DPC cavity trays.

Features & benefits

  • Integral water discharge channel.
  • 2½ brick length designed for ease of sequential installation in existing masonry construction.
  • Self supporting – no need to tie into inner leaf.
  • Weather protection lip.
  • Preformed corners and stopends.
  • Available with or without integral, factory fitted Aluflash or lead cover flashings.
  • Glidevale Protect recommends the use of Aluflash, an environmentally friendly alternative to lead as a weathering flashing material.
  • Integral butyl jointing bead ensures overlap of at least 100mm as recommended by BS 8215.
  • 3 lengths available of 3, 4 and 5 brick modules.



Range Brochure


Product Brochure


Fixing instruction


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Have a question?

For any questions or queries about our product ranges and the technical support services we can offer, please contact us using the form below.

Glidevale Protect is a division of Building Product Design Ltd.

Other subsidiaries include ventilation systems specialist Passivent and Kingfisher Louvres, manufacturer of aluminium louvres systems.

Important Notice

Please be vigilant of fraud/cyber crime. If you receive an email from our parent company Building Product Design Ltd, please check that the email address from the sender ends in '' and any phone number given is 0161 905 5700.

If you receive any emails ending in '' or '', these are NOT legitimate, and you should contact us as soon as possible at

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