Hollow Core Door Fire Rating

All three types of doors will require weather stripping seals on all four edges of the door to prevent the passage of gases that may be drawn into the home as well as meet energy efficiency standards and fuel gas code standards.
Hollow core door fire rating. Current practice is to fill the hollow core with polystyrene foam to improve environmental efficiencies which raise the stc to the 30 to 34 range. Fire ratings are available from 20 minutes through 3 hours. Comparing solid doors vs. Metal fire doors are an economical alternative to wood fire doors when more than a 20 minute rating is required.
The makeup of a hollow core door is significantly different with a honeycomb cardboard interior encased by fiberboard or veneer compared with the all. Terminology used in describing these frames follows as closely as possible the american national standard for nomenclature for steel doors and steel door frames ansi a250 7. Interior slab with solid core and has 20 minute fire rating. Hollow doors is an important consideration with regards to your budget when you consider that the average home has approximately 20 interior doors.
Interior door slab features textured pre primed finish perfect for painting and decorating. Wood doors used in residential construction come in three types. Protection association for fire doors and fire windows nfpa 80 and the door components installation instructions. Honeycomb core hollow core wood door commonly used in residential and business.
Backbend return face stop soffit rabbet throat. Interior door slab is single bored for lockset not included. Today it is more a matter of choosing the door that is best suited for your own needs. L18 series per astm c1363 r factor 2 64 u factor 38 3.
Gypsum core fire rated door provides more resistance to fire than the particle board core fire rated door. Ceco has variaty of core choices including honeycomb polystyrene polyureahane foam and temperature rise cores. Fire rated steel doors play a vital role in keeping people safe and minimizing property damage during a fire. For a door to achieve a 20 minute fire rating it has to go through testing procedures by underwriters laboratories and then it receives its ul listing as a fire rated assembly.
Ceco door offers a complete line of standard hollow metal doors in face sheet gauges ranging from 20 to 14. Hollow steel doors have an stc rate between 20 and 29 and won t block sound enough to make a quiet conversation private. The insulation value is much higher than the honeycomb but lower than the polyurethane. The fuego temperature rise doors offer the maximum in fire and life safety as they feature 250 degrees f ratings.
Hollow metal doors with this core type are most often used at exterior openings and can be fire rated up to 3 hours. Supplied pre assembled in a 4 9 16 in.