Light Standard Damper

Light Standard Opposed Blade Aluminum Damper

Our Light Standard Opposed Blade Dampers feature a 100mm / nominal 4” blade, all aluminum construction, and a fiberglass reinforced nylon gearing system that is housed internally. No failure due to rust, corrosion, or debris accumulation. All of our dampers are made to order with short lead times. Single and multi-sectional dampers can be easily made for normal open/close operation as well as face & bypass operation.

Product Construction Details:


Material: Aluminum 6063
Dimension: 4 in / 100 mm
Treatment: T5
Finish: Mill
Gasket: Thermoplastic Rubber

Nominal 5 in wide, U-shape

Blade Blocks
Material: Polyammide and fiberglass PA6 + GF 20%
Color: Black

Material: Copolymer polypropylene and fiberglass
*Optional flame retardant V-5

1/2 in Square Control Shaft
*Optional die-cast aluminum handle

Working Temperature
Minimum: -20 °C
Maximum: 80 °C
Single Section Maximum Width: 55 in.

Download Spec Sheet

MFS 2019 Light Standard Damper Spec Sheet


Light Damper Quote Request

  • Please provide dimensions in inches, quantities, and any specific information required for your dampers. Example 1: Qty of 3 Dampers 24"w x 12"h / Example 2: Qty of 1 Damper 60"w x 36"h with 2 equal size sections / Example 3: Qty of 1 Face & Bypass Damper with a 24" face, 12" bypass, and internal height of 24"
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