Acudor 22" x 30" Insulated Fire Rated Access Door for Walls & Ceilings (Steel)

The Acudor FW-5050 is an insulated, fire rated access door approved for use in walls and ceilings. For walls, this door has an Underwriters Laboratories (UL and ULC), 1-1/2 hour "B" label, with a maximum temperature rise of 250 degrees after 30 minutes. This door should be used in walls when temperature rise or heat transmission is a factor. For fire rated ceilings, this door has been approved by Warnock Hersey International for 3 hours (max. size to 24" x 36") Features For all types of walls and ceilings Used in walls when temperature rise or heat transmission is a factor. Insulated door panel Concealed hinge Self-closing Self-Latching Inside latch release Specifications Door / Door Frame: Steel or Stainless Steel: 20 gauge door, 16 gauge mounting frame. Door filled with 2" thick fire rated insulation, flange to be 1" wide Hinge: Concealed Fire Rating: For walls: UL - 1-1/2 hour "B" label. ULC - 2 hour "B" label. (optional) For ceilings: Warnock Hersey International - 3 hours max size 24x36 Standard Latch...