Lawrence Roll-Up Doors, Inc. : Architectural Specifications: Retrofit Fire Door Operators,
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...doors, fire protection rated door, fire protection rated doors, automatic closing door, automatic closing doors, automatic releasing door, automatic releasing doors, smoke door, smoke doors, smoke control door, smoke control doors, smoke door assembly, smoke door assemblies, smoke control door assembly, smoke control door assemblies, smoke... See #1.
Acoustic & Smoke Perimeter Seals
Can be fitted inside (lock side using bumper provided) or outside of the door (non lock side) Tested for durability 200, 000 cycles completed without failure for fire rated smoke doors. 14mm maximum drop, Graduated Scissor action (seal drops on hinge side before lock side). Suitable for all types of wood and metal doors. Noise Reduction... See #2.
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Cornell Iron Works - terms
cornell, cornell doors, cornell iron works, rolling doors, rolling grilles, rolling grills, grilles, shutters, counter doors, counter shutters, closures, rolling closures, gates, fire doors, fire rated doors, smoke doors, coiling doors, coiling grille, overhead doors, industrial doors, grilles. See #3.
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Fire & Smoke Doors - Combining Fire Protection and Service
See #4.
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