Fire Rated Door Stop
I know that many hospitals have strict rules about.
Fire rated door stop. Ul fire rated for up to 180 minutes. If you look at interior fire doors in most newer buildings they are held open by magnets. This fire door accessory is the basis for the crown fire door stop system. Most places have moved away from door stops.
Pre primed and ready to paint the door is pre drilled to accept most handle sets sold separately. The building code of australia stipulates that all fire rated doors should have seals which prohibit smoke and incorporate self closing devices. Using wood wedges or kick down door stops or overriding the closing device is a. Door stop for steel doors.
When installed onto your fire rated door frame the product restores compliance when fire door gaps exceed nfpa 80 requirements. Ul tested and listed to allow for excessive clearances up to 1 2 on steel doors. Door system includes 3 standard hinges. A fire rated door will help minimise damage to your property as it is designed to withstand high temperatures and this includes the door leaf door frame and all the hardware including handles and locks.
When the alarm trips they loose power and the doors close. Does not increase or decrease your fire door assembly s existing fire rating. Engineered to meet warnock hersey standards for long lasting durability and performance this fire rated door offers a 20 minute neutral pressure fire rating and includes a primed wood frame. They are a fire hazard becuase they bypass the function of a fire smoke barrier door your classroom door is at least a smoke barrier probably a fire barrier.
Use this for steel doors with excessive clearances up to 1 2. The door stop means that the door could be left open and allow a fire to spread. Ul listed as a miscellaneous fire door accessory.