Norton Rixson SEC27-180 Heavy-Duty Floor Closer for Security Doors up to 650 lbs

Norton Rixson SEC27-180 Heavy-Duty Floor Closer for Security Doors up to 650 lbs

Professional Security Door Control Solution

The Norton Rixson SEC27-180 is a single-acting, handed specialty floor closer engineered for interior security doors up to 650 lbs in detention and behavioral health facilities. This 3/4" offset-hung closer features 180° opening capability with built-in positive dead stop and separate independent valves for closing speed, latch speed, and backcheck control. Grade 1 ANSI/BHMA A156.4 certified for heavy-duty commercial applications with cast iron cement case construction.

Professional Features & Benefits

• Heavy-Duty Weight Capacity: Supports doors up to 650 lbs with maximum door width up to 4'0" for demanding security applications.
• Precision Door Control: Separate independent valves for closing speed, latch speed, and backcheck provide optimal operational adjustment.
• Built-in Dead Stop Protection: Positive dead stop prevents doors from swinging beyond desired opening degree with options for 85°, 90°, 95° or 105° settings.
• Heavy-Duty Construction: Cast iron cement case with cast-in extensions for positive floor anchorage and forged bottom arm for superior control.
• Grade 1 Certification: ANSI/BHMA A156.4 Grade 1 rating ensures compliance with commercial building standards and high-traffic applications.
• Flexible Installation Options: Available with floor plate or threshold installation with vertical door adjustment capability.
• Moisture Protection: Sealed closer design prevents moisture infiltration between closer body and cement case for long-term reliability.
• Manufacturer Warranty: 2-year limited warranty provides added confidence and protection for commercial installations.

Technical Specifications

• ANSI/BHMA: ANSI/BHMA A156.4, Grade 1
• Commercial/Residential: Commercial
• Cover Type: Cast iron cement case
• Department: Door Hardware
• Door Swing: Single Acting
• Duty Level: Heavy Duty
• Grade: Grade 1
• Hold Open Feature: No
• Product Category: Door Controls
• Product Group: Door Controls
• Product Subgroup: Door Closers - Floor
• Product Type: Floor Door Closers
• Series: SEC27 Series
• Subcategory: Specialty Closers
• Traffic Rating: High Traffic
• Warranty: 2 Year Limited

Installation & Operation

1. Review manufacturer specifications and verify floor preparation requirements for cast iron cement case installation including proper concrete depth and reinforcement.
2. Use manufacturer-provided templates to mark mounting locations accurately ensuring proper alignment with door pivot points and frame clearances.
3. Prepare floor opening according to specifications and install cement case with cast-in extensions for positive anchorage in concrete.
4. Install 180 top pivot (included) and M19 intermediate pivots (ordered separately) based on door height - doors 60" to 90" require one intermediate pivot with additional pivots for each 30" increment.
5. Adjust separate independent valves for closing speed, latch speed, and backcheck to achieve desired door operation and configure dead stop for specified opening degree (85°, 90°, 95° or 105°).
6. Test device operation throughout full range of motion and verify proper latching, closing sequence, and dead stop function. Refer to manufacturer documentation for complete installation details and valve adjustment procedures.

Professional Applications

• Detention and Correctional Facilities
• Behavioral Health Institutions
• Secure Healthcare Areas
• High-Security Commercial Buildings
• Government and Municipal Secure Areas
• Industrial Security Zones
• Institutional Heavy-Duty Door Applications

Why Choose Norton Rixson Quality?

Norton Rixson SEC27-180 floor closers deliver professional-grade reliability with heavy-duty forged bottom arm construction and cast iron cement case rated for doors up to 650 lbs. ANSI/BHMA Grade 1 certification and 2-year limited warranty ensure dependable performance in the most demanding security applications. Engineered specifically for detention and behavioral health facilities where superior door control and durability are essential.