Category: Tools & Home Improvement Vendor: 90 Degree Backstop Hold Open with Standard Heavy Spring Tension Suitable for Interior Doors from (42" to 48" x 96") - Two Speed Product Description : International Series 240 Concealed Overhead Door Closer - Model 242-B - 90 Degree built-in positive backstop with (HO) Hold-Open function - Standard Heavy Spring Tension for use on Interior Doors with center pivoted applications. Contents include: Body only applicable to Center Hung Doors: Double or Single Acting (Door Stop applied to frame renders unit Single Acting) - Suitable for Interior Doors from (42" to 48" x 96") - Two speed control Valves: Closing and Latching speeds controlled by separate regulating valves, fully adjustable after installation. Fits an aluminum header or transom bar as small as 1 ?" 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. UL Listed with Limited 5 Year Warranty
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