Fire Door Kitchen To Garage

Premium 6 panel primed white steel prehung front door with 30 in.
Fire door kitchen to garage. And can be used with new masonry and drywall construction when the wall is being built. Right hand outswing and 4 in. 6 panel primed 20 minute fire rated steel prehung right hand inswing front door with brickmould. How to remove existing garage door and install new fire rated door in modern house.
The door panel and frame are both made from galvanneal steel to secure and protect your home or building. While the code does not specify a minimum width for the door to the garage most jurisdictions require a minimum 32 door. Door to house this is the only place where any fire rating is specified. The frame is compatible with walls that have a thickness of 4 7 8 in.
I live in a 1980 house the kitchen door leads to garage opening into the kitchen there is a chain going int the door and frame hinge side half way up how can i tell if this is a fire door as it is a flush door also will it need a lock on door thank you. Re doors between house and garage. How to remove existing garage door and install new fire rated door in modern house. While the six panel door shown below gets awfully thin at the panels this is still a 20 minute fire rated door so there s nothing wrong with it being used between the house and garage.
By the way cutting a hole in the door to install a pet door flap voids the 20 minute rating. If the door is not solid wood or steel honeycomb and at least 1 3 8 thick then it must have a 20 minute fire rating. The code requires the door to be 1 3 8 solid wood 1 3 8 solid or honeycomb core steel door or a 20 minute fire rated doo.