Norton UNI7500 33-41 689 Unitrol Grade 1 Door Closer

Norton UNI7500 33-41 689 Grade 1 Door Closer - Unitrol offers an exceptional blend of reliability, strength, and performance, making it an ideal choice for both interior and exterior doors. Designed for doors measuring 33" to 41", this Grade 1 parallel arm door closer is equipped with a Unitrol arm and features a non-handed design for versatile installation. The 7500 Series is built to last, exceeding 25 million cycles, thanks to its robust rack and pinion mechanism housed within a durable cast aluminum body. Its adjustable spring power allows for an easy setup ranging from size 1 to 6, accommodating various door weights and sizes. This door closer includes independent valves for latch, sweep, and backcheck intensity, enabling precise control over door movement. Further enhancing its functionality, the door closer is constructed with high-quality materials that ensure corrosion resistance, while the fluid is formulated to maintain stable viscosity even in extreme temperatures, as low as -40°F. With a sleek aluminum painted finish and a plastic cover, the Norton UNI7500 not only performs exceptionally but also complements a range of architectural styles. This institutional heavy-duty door closer is an excellent choice for commercial applications, backed by a generous 25-year limited warranty.

Grade 1 Door Closer - Unitrol

Grade 1 Parallel Arm Door Closer, Push Side, Unitrol Arm, Size 1 to 6, For 33" to 41" Doors, Plastic Cover, Aluminum Painted Finish, Non-Handed

The 7500 Series Door Closer offers customers the ideal combination of superior performance, strength and quality. Ideal for interior or exterior doors in facilities that demand reliability. The 7500 Series Door Closers exceed 25 million cycles, have a rack and pinion design with a cast aluminum body and are non-handed. They are standard with separate and independent, latch, sweep and backcheck intensity valves.

Institutional heavy-duty door closer.

The 7500 Series is an institutional Door Closer offers customers the ideal combination of superior performance, strength and quality. Ideal for interior or exterior doors in facilities that demand reliability.

• Closers for interior and exterior doors shall be full rack-and-pinion type with cast aluminum alloy body.
• Closers shall be surface mounted and shall project no more that 2-3/16" (55mm) from the surface of the door.
• Closers shall be non-handed to permit installation on doors of either hand.
• Closer fluid shall contain lubricity and anti-oxidation agents.
• Closer fluid shall maintain stable viscosity to allow door closer to perform in temperatures ranging from extremely high to as low as -40°F.
• Closers shall have multi-size spring power adjustment to permit setting of spring from size 1 through size 6. 
• Closers shall have two non-critical valves, hex key adjusted, to independently regulate sweep speed and latch speed.
• Closers shall have backcheck cushioning controlled by a hex key adjusted valve.
• Closers shall have backcheck position controlled by a hex key adjusted valve.
• [Closers shall have adjustable delayed-action closing controlled by a hex key adjustable valve.]
• [Closers shall be highly corrosion resistant and shall have all external body components of aluminum, brass or stainless steel material and all fasteners of stainless steel.]
• Regular arm and top jamb closers shall have a non-hold open shoe permitting 15% ( +/–7-1/2% ) power adjustment.
• Environmental Product Declaration (EPD) certified

Resources

• 7500 Closer Exceeds 25 Million Cycles
• 7500 Series Closers Cut Sheet
• 7500 Series Door Closer -Environmental Product Declaration (EPD)
• 7500 Surface Closer
• 7500 Tri-Style
• 7500H Tri-Style
• 7500SS, Corrosion Resistant, Non-Hold Open Only
• 7500ST/PS7500ST, 7700ST/PS7700ST, Slide Track, Push or Pull, Non-Hold Open or Hold Open
• 7540ST, 7740ST, Slide Track Push or Pull, Non-Hold Open
• 7540STH, 7740STH, Slide Track Push or Pull, Hold Open
• 7580, Low Profile Arm, Non-Hold Open Only
• CLP7500R, CLP7700R CloserPlus Ramp Hold Open Arm
• How to Index a Norton 7500 Series Door Closer Parallel Arm
• How to Properly Install a Norton 7500 Series Door Closer
• JS7500 - Top Jamb Only Non-Hold Open
• Norton Surface Closers Catalog
• P7500 - Parallel Arm Only, Non-Hold Open
• PR7500, PR7700 Parallel Rigid Arm, Non-Hold Open or Hold Open
• RP75-4010 (replaces 4010 closer)
• RP75-4040 (replaces 4040 closer)
• RP75-M2020 (replaces Rixson M2020 closer)
• S7500 - Regular Arm Only Non-Hold Open
• UNI7500, UNI7700 Unitrol
• UNIJ7500, UNIJ7700 Unitrol