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Marine Damper

Models 1201-MDG and 1201-MDS

Models 1201-MDG and 1201-MDS are Multi-Blade Low Leakage Fire Dampers for use in marine applications which require USCG approval for installation on Class A-60 divisions.

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Unique airfoil blade design provides low pressure drop, particularly suited for high velocity applications. Standard features include a rugged hat channel frame, 12" (305) factory fitted sleeve, concealed in-frame linkage and stainless steel jamb seals for low leakage performance. Models 1201-MDG and 1201-MDS may be installed vertically, with blades running horizontal, or horizontally.

Models

1201-MDG - Marine Fire Damper • Steel

1201-MDS - Marine Fire Damper • Stainless Steel

Submittals

All Submittals Combined

Individual Submittals

1201-MDG, 1201-MDS • Marine Fire Damper

Options & Accessories

Quick-Set Retaining Angles for all Sleeved Fire and Combination Fire/Smoke Dampers

Control Accessories

Honeywell • MS4120F [412/HH1], MS4620F [462/HH3], MS8120F [812/HH2] 2-Position SPR Fire/Smoke Actuators, 175 in-lbs

IOM

1201-MDG, 1201-MDS - United States Coast Guard - Certificate of Approval

1201-MDG, 1201-MDS • Marine Fire Damper • Installation Instructions

Fire Resistant Ventilation Duct Assembly for Fire Dampers and Combination Fire/Smoke Dampers

Siemens • #3 331-4826 [482(PR)] Pneumatic Fire/Smoke Actuator, 25 psi

Siemens • #4 331-2961 [296(PR)] Pneumatic Fire/Smoke Actuator, 25 psi

Sleeve Trimming Instructions

Performance Data

1201-MDG, 1201-MDS • Marine Fire Damper • Pressure Drop

Catalog

Catalog Pages

Literature

Multi-blade Fire Dampers