Hollow Metal Door Cores
Metropolitan offers its customer one of the most diverse door core product lines in the industry for hollow metal doors. Our cores can meet any and all building code requirements. The can be rated from 20 minutes up to 3 hours for fire ratings, they can meet the requirements for wind storm, acoustical, tornado, high security & safety for public schools and insulating application requirements. Download our catalog cut sheet for specific (HM) core details.
HONEYCOMB CORE
POLYSTYRENE CORE
POLYURETHANE CORE
STEEL STIFFENED
(CHANNEL SHAPED)
STEEL STIFFENED
(HAT-SHAPED)
MINERAL CORE
(TEMPERATURE RISE)
NOTE:
METROPOLITAN™ Door Industries reserves the right to make any changes in construction, design or specifications, and to make improvements to its products without prior notice and without incurring any obligation to incorporate such changes in products previously manufactured.
CATALOG DOWNLOAD