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M200 and M400

In combination with the fire-rated doors used in nearly all elevators, M200 and M400 elevator smoke curtains provide comprehensive and code-compliant smoke and draft opening protection. These units are easy to install in elevator openings and integrate seamlessly with existing fire protection systems to quickly bring a structure up to code.

M200 • Todd Cancer Pavilion • Long Beach, CA
M200 • Todd Cancer Pavilion • Long Beach, CA
M200 • Ocean Towers Condominiums • Santa Monica, CA
M200 • Ocean Towers Condominiums • Santa Monica, CA
M200 • Ocean Towers Condominiums • Santa Monica, CA
M200 • Ocean Towers Condominiums • Santa Monica, CA
M400 • Tom Bradley International Terminal • Los Angeles, CA
M400 • Tom Bradley International Terminal • Los Angeles, CA
M400 • Tom Bradley International Terminal • Los Angeles, CA
M400 • Tom Bradley International Terminal • Los Angeles, CA
M400 • Tom Bradley International Terminal • Los Angeles, CA
M400 • Tom Bradley International Terminal • Los Angeles, CA
M400 • Santa Clara Gateway • Santa Clara, CA
M400 • Santa Clara Gateway • Santa Clara, CA

Technical Details

  • Elevator hoistway opening sizes

    M200: 42 inches and 48 inches only

    M400: up 60 inches wide

  • Ceiling Height

    M200: Up to 10 feet high

    M400: Up to 12 feet high standard, up to 12 feet high custom (4'7" wide x 12' tall)

  • Unit return sizes (projection from wall)

    M200: 1 inch

    M400: Return Depths: 1/2, 3/4, and 1 inch

  • Housing dimensions

    M200: Housing Lengths: 55 and 64 inches • Height: 10.5 inches • Depth: 9 inches (plus return)

    M400: Housing Lengths: 55, 64, and 73 inches • Height: 10.5 inches • Depth: 9 inches (plus return)

  • Unit electronic control

    In electrical box mounted inside the housing

  • Emergency power source

    No internal emergency power source. Unit is fail safe and will deploy if primary power disrupted for several seconds. Unit can be connected to emergency power.

  • Protection from temporary power failures

    A brief delay avoids nuisance deploys.

  • Screen rewind switch

    Yes, located on both sides of curtain.

  • Screen deploy switch

    Yes, located on controls inside housing.

  • Stainless steel auxiliary rails

    M200: Yes, for all units. Rails can be painted to match in field.

    M400: No, if elevator open frame contains ferrous metal (magnets stick to it).

Frequently Asked Questions

Smoke Guard system (SGS) products are listed and labeled by Intertek (Omega Point Laboratories and ETL) in accordance with UL 1784 and UL 864 standards. Our systems are also recognized by the International Code Council (ICC) Evaluation Service, the California State Fire Marshal, and numerous state and local building jurisdictions. The Smoke Guard system exceeds the smoke containment standards prescribed in the International Building Code (IBC). See our Agency Approvals page for more information on our product listing and labeling.

A head mount is a Smoke Guard system (SGS) housing is mounted directly above the elevator door frame.

A high mount is a Smoke Guard system (SGS) housing is mounted in ceiling or valence above the top of the elevator door frame.

A magnet will adhere to or be attracted to a frame constructed of ferrous materials. Iron and steel are examples of ferrous materials. The Smoke Guard system (SGS) curtain requires a 2-inch wide continuous flat ferrous metal surface for deployment. The SGS M200 includes two ferrous metal auxiliary rails for this purpose.

Stub rails are not necessary when using a Smoke Guard system (SGS) M200. The M200 comes standard with full-length auxiliary rails.

No. The Smoke Guard system (SGS) provides a smoke- and draft-control assembly for the fire-rated elevator door frame. The SGS is a smoke resistant gasket mounted on the face of the elevator doorframe which allows the elevator to function without interfering with elevator door operation.

The release mechanism of the Smoke Guard system (SGS) is connected to a UL listed smoke detector (UL Standard 268) required by code at the elevator landing. When smoke is detected, the release mechanism activates SGS deployment. The SGS curtain covers the elevator openings on the floor where smoke was detected.

We refer to the depth or distance between the wall and the face of the elevator door frame as a "return". Model 200 has specific returns associated this system, consult your local SGS distributor or SG Customer Service on return sizes for your project.

The Smoke Guard system (SGS) Model 200 is a fail safe device that is gravity deployed. This unit will stop only when the curtain assembly encounters the floor.

Smoke Guard, Inc. provides a one-year warranty for the Smoke Guard system (SGS). The warranty period runs twelve months from the date that the project in which they are installed is turned over to the owner.

Each Smoke Guard system (SGS) unit should be exercised once every six months to verify deployment of the screen.

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