page_title: Firewall (construction)
hierarchical_section_title: Firewall (construction)
caption_attribution_description: English: Inside view of firewall made of concrete blocks, protruding through roof in Canadian apartment building. Deutsch: Innensicht einer Brandwand, die durch das Dach eines kanadischen Wohngebäudes geht.
context_page_description: A firewall is a fire-resistant barrier used to prevent the spread of fire for a prescribed period of time. Firewalls are built between or through buildings, structures, or electrical substation transformers, or within an aircraft or vehicle.
context_section_description: A firewall is a fire-resistant barrier used to prevent the spread of fire for a prescribed period of time. Firewalls are built between or through buildings, structures, or electrical substation transformers, or within an aircraft or vehicle.
caption: Firewall, as seen on the inside of a newly constructed townhouse unit, showing how the firewall extends above the roofline.
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