Norton Rixson H28 Series Heavy Duty Floor Closer
The Norton Rixson H28 Series Heavy-Duty Floor Closer is a premium concealed door control solution engineered for demanding commercial environments. Built for offset-hung doors, the H28 Series combines strength, precision, and a clean architectural appearance. Its concealed-in-the-floor design preserves the aesthetic of the opening while delivering powerful and reliable closing control — ideal for hospitals, schools, airports, offices, and other high-traffic facilities.
This closer is designed to support heavy doors and withstand frequent usage while maintaining smooth operation and proper alignment over time. With multiple hold-open and non-hold-open configurations, the H28 Series adapts to a wide variety of commercial applications.
Features
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Heavy-Duty Performance
Designed to handle high-cycle openings and heavy offset-hung doors with consistent, long-term reliability. -
Concealed in Floor Design
Preserves the clean architectural lines of the door — no overhead closers or surface hardware required. -
Offset-Hung Door Compatibility
Engineered for doors with a 3/4" offset, ensuring stable and controlled door operation. -
Full Range Closing Control
Built-in sweep and latch speed adjustments for controlled closing tailored to any environment. -
Hold-Open & Non-Hold-Open Options
Available in both configurations to match code requirements and building use. -
Durable Construction
Heavy-duty cast closer body and corrosion-resistant components for longevity in tough environments. -
Wide Application Range
Suitable for commercial interiors, exteriors, and high-traffic institutional buildings.
Specifications
Attribute | Details |
---|---|
Manufacturer | Norton Rixson (ASSA ABLOY) |
Model | H28 Series |
Closer Type | Concealed floor closer |
Door Type | Offset-hung (3/4" offset) |
Max Door Weight | Up to 450 lb (depending on configuration) |
Max Door Width | Typically up to 4'0" (1219 mm) |
Handing | LH / RH (non-reversible) |
Hold Open | Optional — available in HO or NHO models |
Closing Control | Independent sweep and latch speed valves |
Installation | Concealed in floor, mortised |
Usage | Interior and exterior commercial applications |
Compliance | ANSI/BHMA A156.4 certified; ADA compliant when properly adjusted |
Finish Options | Multiple architectural finishes for cover plates (e.g. 626 Satin Chrome, 630 Satin Stainless, 612 Satin Bronze) |
Ideal Applications
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Hospitals & healthcare facilities
-
Educational institutions
-
Airports & transportation hubs
-
Commercial office buildings
-
High-traffic retail or hospitality entrances
Manufacturer Resources
Product Specs
- Subcategory:
- Specialty Closers
- Series:
- SEC27 Series
- Grade:
- Grade 1
- Warranty:
- 2 Year Limited
- Door Swing:
- Single Acting
- Traffic Rating:
- High Traffic
- ANSI/BHMA:
- ANSI/BHMA A156.4, Grade 1
- Product Group:
- Door Controls
- Product Subgroup:
- Door Closers - Floor
- Product Type:
- Floor Door Closers
- Duty Level:
- Heavy Duty
- Commercial/Residential:
- Commercial
- Cover Type:
- Cast iron cement case
- Hold Open Feature:
- No
- Product Category:
- Door Controls