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Turrets, “Panthers”, were used as antitank pillboxes. This use started in1943, and most pillbox turrets were custom-built for this purpose. The specially made turret had the tank commander’s turret replaced by a simple hatch. Turret roof was reinforced 40-mm armor to withstand the 150-mm projectiles. On a normal “Panther” turret the roof armor was only 17 mm.

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Surespan SLH sliding roof hatches have many advantages over standard 90° opening roof access hatches. The sliding roof hatches are ideal where there is a height restriction or risk of high wind ensuring your roof hatch is operable in all weather conditions. Additionally, the sliding roof hatch can be utilized for airflow control or ventilation. http://www.surespancovers.com/roof-slh.htm

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Replacing the emergency roof hatch with a skylight

Fits American Girl Dolls, Functioning Door, Window and Roof Hatch. for 18inch dolls. https://www.amazon.com/Dollhouse-Incredible-Farmhouse-Doll-Functioning/dp/B01LYTDUVZ/ref=as_sl_pc_as_ss_li_til?tag=serendripple-20&linkCode=w00&linkId=ff895420ed09e299e0589cbb64c86d51&creativeASIN=B01LYTDUVZ

from Mail Online

Bus driver, 24, arrested in crash that killed five elementary students

A neighbor living on Talley Road near the crash said that the children were escaping from the roof hatch of the bus. Two children are pictured on the ground in front of a home with authorities and first-responders

Non-conforming stair to roof hatch fabricated with blackened steel and oak treads. #CSH2014 #architecture #design #interiors #stairs #shipladder #details #drawings #modern