DescriptionPlastic pipe firestops nortown casitas.jpg Nortown Casitas, Toronto (North York), Ontario, Canada, April 1995: Plastic Pipe and Metal Pipe Penetrations...
DescriptionNortown casistas 3 pipe firestops.jpg Nortown Casitas, North York (now Toronto), Ontario, Canada: 3 firestopped pipe penetrations in a 2 hour...
DescriptionNortown casitas 3m ppd with 3mfbmortar.jpg Topside and underside of plastic and copper pipe firestops. Here, the smaller plastic pipes penetrate...
penetrations nortown casitas.jpg Concrete floor penetrations, next to a drywall wall assembly prior to taping, as seen from underneath, with plastic, copper...
