Roof Insulation — Foamed Plastics* — 36 by 48 in. (min size) polyisocyanurate foamed plastic insulation boards applied in one or more layers. Min thickness is 2.0 in. (No limit on max overall thickness.) Boards to be installed with end joints staggered a min of 6 in. in adjacent rows.

UL Designs & Thicknesses for Isolatek’s passive fireproofing materials for the commercial and construction industry. For the most current UL designs, please visit the UL Product iQ page CAFCO ® SprayFilm ® WB 5 / ISOLATEK ® Type WB 5

2021年5月18日 · Fire resistance assemblies and products are developed by the design submitter and have been investigated by UL for compliance with applicable requirements. The published information cannot always address every construction nuance

When used in Canada it is required that all materials included within the UL design are also cUL certified. 1. Steel Supports — W6x16 steel beam, 10K1 or 12K5 steel joists min size (See Item 8). 2. Roof Covering — Consisting of hot mopped or cold application bituminous materials compatible with the insulation(s) described.

Design No. P723 Restrained Assembly Ratings — 1, 1-1/2, 2 and 3 Hr (See Items 3 and 8) Unrestrained Assembly Ratings — 1, 1-1/2, 2 and 3 Hr ... Adhesive* -(Optional) — (Bearing the UL Classification Marking for Roof Systems (TGFU)) - When FAST 100 adhesive is used, the Unrestrained Assembly Ratings are limited to 1, 1-1/2 and 2 hr. The ...

ASC Steel Deck has been evaluated for fire resistance per UL 263 Fire Tests of Building Construction and Materials. See UL directory for fire rated assemblies.

2020年10月20日 · Since model building codes reference ASTM E84 25/50 and UL 723, identifying, specifying, and installing closed cell elastomeric foam pipe and duct insulation from reputable U.S. manufacturers that publish a 25/50 rating per ASTM E84 25/50 and/or UL 723 will ensure safe mechanical design and code compliance.

2018年4月19日 · Reference the requirements in the Standard for Fire Tests of Building Construction and Materials, UL 263, for procedures for determining the performance, under fire exposure conditions, of building constructions and materials when incorporated into a test structure and subjected to a standard exposing fire of controlled extent and severity.

2018年4月19日 · An electronic document associated with a UL Standard for Safety or Outline of Investigation, and issued by UL to propose: A revision of a single or multiple requirement(s). A complete new edition of an existing Standard or Outline. A new Standard or Outline that has not previously been published.

Refer to the table below for a listing of UL fire-rated assemblies utilizing Verco steel deck profiles. Refer to the particular UL assembly being considered for full details of construction, including specific information about fill