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| View Original: | Shaft dupont mississauga on.jpg (4875x3540) | |||
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| Keywords: Shaft dupont mississauga on.jpg Fire-resistance rated mechanical shaft with HVAC sheet metal ducting and copper piping as well as HOW Head-Of-Wall joint between top of concrete block wall and underside of concrete slab firestopped with ceramic fibre-based firestop caulking on top of rockwool The picture illustrates that building joints are routinely penetrated by mechanical and electrical penetrants or services requiring joint firestops to be compatible with mechanical electrical and structural penetrants both in fire testing and under common operational conditions such as expansion and contraction of mechanical systems due to temperature changes Own 2007-04-28 Achim Hering Operable firestops Plumbing Caulking Building joints Concrete blocks Firestop specification problem Broken workscope Ductwork Copper pipes April 2007 in Canada 2007 in Mississauga | ||||
