Insulated rolling fire door option the firemiser insulated fire door contains mineral wool which helps control climate and reduce sound transmission featuring an r value of 5 3 and a u value of 189 based on the ashrae handbook of fundamentals.
Cornell rolling fire doors.
Choosing the right rolling door overhead door fire door security door or grille by cornell your innovative door solutions expert for your project is easy by selecting from our category list below.
Ul listed for fire protection ratings of 3 4 11 2 3 and 4 hours.
Cornell rolling fire doors rolling steel fire doors are structural separations used to prevent the spread of fire and smoke throughout a building.
Our rolling fire doors stop fire in its tracks saving property and more importantly lives.
Rolling door and overhead door solutions for your needs.
Insulated fire doors provide climate control reduced energy usage and sound deadening qualities.
Cornell manufactures rolling counter shutters and doors suited for indoor or outdoor use built for a snug fit and customizable with a wide variety of finishes including personalized logo placement.
Rolling doors security grilles and all products.
Our fire doors are factory mutual approved listed with the california office of the state fire marshal and are ul listed for 1 3 and 4 hours of fire protection.
Our advanced fire door systems are designed to automatically activate your door in the event of smoke or fire.
Our commercial roll up fire doors and shutters offer benefits for facilities of any size including.
Commercial roll up doors for over 100 years commercial roll up doors have been the primary product for cornell.
Our rolling fire doors are ul listed for fire protection.
Browse through our extensive line of rolling doors and grilles to find the best fit for your project.
If you have a unique design challenge not listed below contact our dedicated architectural.
Looking for a roll up door insulated door fire door security closures or rolling shutter cornellcookson has the solution for all your needs.
Rolling fire rated coiling doors fire doors.
The benefits of fire rated doors.
The firemiser insulated fire door is a reliable rolling fire door with the sound and temperature control benefits of an insulated rolling door.