Collingwood Lighting Brochure 2020/21

I-Joist approved Our downlights have undergone vigorous testing to ensure they are perfect for use with i-joists.

Vigorously tested to ensure fit-for-purpose products

Which ceiling systems are approved for use?

Collingwood were the first company to produce a fit-for-purpose, high performance, fire-rated downlight that enabled compliance to Part B of the building regulations. In the period since, we have supplied millions of downlights worldwide. We have worked, together with our independent partner in the UK, to test and approve our most popular fire-rated downlights for use with timber I-Joists, complementing our suite of solid timber ceiling approvals.

Floor constructions which are made using wooden I-Joists with the following specification: - James Jones 220mm deep I-Joists. - 45mm x 47mm flanges. - 9.2mm thick OSB board. - Positioned at 600mm centres. - Covered with 22mm tongue and groove chipboard flooring. - 15mm British Gypsum Gyproc type A wallboard.

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