Fire tests with glass : a test with three window openings filled in with "Wired Glass" by Messrs. Pilkington Brothers, Limited, St. Helens the Committee's report / [British Fire Prevention Committee].
- British Fire Prevention Committee.
- Date:
- 1914
Licence: In copyright
Credit: Fire tests with glass : a test with three window openings filled in with "Wired Glass" by Messrs. Pilkington Brothers, Limited, St. Helens the Committee's report / [British Fire Prevention Committee]. Source: Wellcome Collection.
9/20 page 7
![OFFICIAL REPORTS OF THE British Fire Prevention Committee (FOUNDED 1897—INCORPORATED 1899] FIRE TESTS Nos. 198 d, e, f, JULY 22, 1914 Three Window Openings filled in with WIRED GLASS BY MESSRS PILKINGTON BROTHERS, LTD. ST HELENS SECOND TEST OBJECT OF TEST. To record the effect of a fire of 60 minutes’ duration, the temperature to reach 1500° Fahr. (815- 5° C.) but not to exceed 1650° Fahr. (898-8° C.) followed by the application of water for two minutes on the fire side with the view of being classified as affording Temporary Protection (Class B). Note.—The Openings were numbered Nos. 1, 2 and 3. Opening No. 1.—The glazing was bedded in a brick reveal and was in one square. Opening No. 2.—The glazing was bedded in a brick reveal and was in two lights with a concrete transom between. Opening No. 3 was filled in with a steel frame divided into two lights into which the glazing was fixed by angle iron stops. SUMMARY OF TEST. Within I minute of lighting the gas the glazing in each opening commenced to crack in various directions and continued to do so during the test. Opening No. 1.—In 5 minutes the glazing commenced to flake on the fire side and continued to do so for a further period of 5 minutes. In 45 minutes bulging was observed inwards at the bottom and outwards at the top. At the conclusion of the test neither fire nor water had passed through the glazing. The glazing remained in position after the application of water; it was cracked and sintered all over.](https://iiif.wellcomecollection.org/image/b28086521_0009.jp2/full/800%2C/0/default.jpg)
