The Sargent 281 UO TB Door Closer PowerGlide Universal Arm Commercial Grade 1 Heavy Duty Surface Mounted Door Closer with Thru Bolts. The 281 UO Closer Features Universal arm package provides brackets and arms to install closer in standard top jamb or parallel applications. Certified ANSI/BHMA A156.4 Grade 1, Heavy-duty one-piece die-cast aluminum-silicon alloy body. 

281 Surface Door Closers

The 281 Series has been engineered to meet the demands of architects and building owners.

• ANSI/BHMA Grade 1 (A156.4)
• Meets Buy America Act
• Conforms to UL10C and UBC for positive pressure fire test
• 10 Year Warranty
• Versatile mounting applications permit standard, top jamb, parallel and track installations
• UL and CUL listed for use on fire doors                                                                   
• Note: Any retrofit or other field modification to a fire-rated opening can potentially impact the fire rating of the opening, and Sargent Manufacturing Company makes no representations or warranties concerning what such impact may be in any specific situation. When retrofitting any portion of an existing fire rated opening, or specifying and installing a new fire-rated opening, please consult with a code specialist or local code official (Authority Having Jurisdiction) to ensure compliance with all applicable codes and ratings.
• Adjustable spring power allows 281 closers a size range of 1 through 6. They are adjusted to size 3 before leaving the factory
• One door closer body for all applications, non-handed
• ADA requirements are met with the 281 models at all applications (except track)
• Standard pressure relief valves for both opening and closing cycles protect the closer seals and all hardware from excessive force
• Heavy duty mounting bracket for easy installation of full-size iron closer
• Retrofits existing Sargent 250 and 1250 Series Closer installations
• High impact non-corrosive plastic covers standard
• (Optional metal cover available)
• Cover secured by machine screws
• 1-1/2" diameter piston for superior door control
• All weather fluid allows closer to operate effectively in extreme heat and cold without readjustment