Attic Hatch Fire Requirements

Garage attic door must be constructed such that the 45 minute rating is maintained.

Attic hatch fire requirements.

A variety of special sizes are also available to provide an accessible way to install or remove large pieces of equipment from a building. Fire as a cause of injury and death is the main reason for these restrictions. Attic area exceeds 30 square feet and. 7 fire rated attic access doors are more effective than ordinary attic access doors.

Most fires were caused by sparks from electrical arcing. Bilco roof hatches provide safe and convenient access to roof areas by means of an interior ladder ship stair or service stair. Access doors and panels offers you ceiling and attic access panels fire rated upward opening fire rated downward opening with or without drywall flange. Minimum vertical height of 30 inches measured from the top of the ceiling framing members to the bottom of the roof framing members.

If the attic space is smaller than these specs then an access hatch is not required. Buildings with combustible ceiling or roof construction shall have an attic access opening to attic areas that have a vertical height of 30 inches 762 mm or greater over an area of not less than 30 square feet 2 8 m 2 the vertical height shall be measured from the top of the ceiling framing members to the underside of the roof framing members. They also help in preventing common household problems such as moisture noise dust and other air pollutants from arising or becoming worse. Solutions for the new code requirements r 42 attic access hatch exceeds all code requirements 22x30 pre finished white wood frame trim e zh t h triple gasketed air tight seal z hatch mark d.

Fire rated attic access doors are designed with high quality insulating materials. Any drywall edges on both the hatch and the surrounding area exposed to physical damage should be protected. This access hatch cover was typical particle board with a block of polystyrene eps. An insulated fire rated door carries a temperature rise rating that uninsulated ones don t have.

The cover or door should be installed so that it is permanent non removable with latching hardware to maintain it in a closed position. I do not come across attic hatches in garage setting often. It is for this reason that for safety and durability fire rated access door ceiling application requires an insulated product. No markings to identify if the eps was fire resistant.