Dayton 3G-OTH-74307 — Technical Specifications

Name: Dayton 3G-OTH-74307 11.8"H-W 12"L Spring Fire Dampr w/Sleeve: Dynamic, 11 3/4 in H, 11 3/4 in W, 12 in L, Spring (MPN 20CK20). Key specifications — Brand: DAYTON; Blade Type: Curtain; Closure Type: Spring; Mounting Position: Vertical.
Brand: Dayton

The Dayton 20CK20 is a rectangular fire damper with a curtain blade type and spring closure, designed for vertical mounting. It measures 11.8 inches in height, 11.8 inches in width, and 12 inches in length, and includes a sleeve for dynamic applications.

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Technical Specifications

Parameter	Value
H	11 3/4 in
Type	11 3/4 in W, 12 in L, Spring
Brand	DAYTON
Blade Type	Curtain
Closure Type	Spring
Mounting Position	Vertical
Manufacturer Part Number	20CK20