D231

D230 Overhead Door Closer Medium Spring 105 Degree w/ Hold Open

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International Door Closers - D230 Overhead Door Closer

Part Number: IDC-D230

Availability: In Stock

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International Door Closers D230 Model

Medium Spring 105 Degree Hold Open

FEATURES;

Suggested Door Size for this Model is 31" to 41" Wide x up to 96" Tall
Underwriters Laboratories Inc. Listed - units without built-in hold-open
CENTER HUNG DOORS: Double or Single Acting
(Doorstop applied to frame renders unit Single Acting). Adjustable type side loading or type, type and type end loading top arms are available for center pivoted applications.
OFFSET HUNG DOORS: Single Acting. Offset and type top arms are available for butt hinge or offset pivot applications.
Built-in positive backstop and hold-open positions available:
ADA (Handicap) spring tensions available for use on center pivoted applications:
- 5 lb. opening force (Interior door)
- 8-1/2 lb. opening force (Exterior door)
- NOTE: ADA opening force may not provide sufficient power to reliably close and latch a door under certain conditions
Extended spindle version available for unique applications
Two-speed control Valves: Closing and Latching speeds controlled by separate regulating valves, fully adjustable after installation.
Adjustable 3010-DP dual-purpose radial ball-bearing bottom pivot sets are provided for floor or threshold mounted (side or end loading) center pivoted installation. 3010-G and 3010-GE bottom pivot sets are available but must be ordered separately.
Fits in an aluminum header or transom bar as small as 1-3/4 x 4.
Positive centering for alignment and to hold door closed against any normal wind or draft.
Stable hydraulic door check fluid for any climatic operation and constant lubrication.