Manufacturer of 
Quality Rolling Steel Doors

Made-In-USA

Split-Frame™ - Integral Frame Doors

Product Features

  • Integral frame doors accent and enhance building decor
  • Security gate counter shutters are available in a variety of finishes
  • This split frame door fits into new & existing openings up to 12′ X 8′ maximum
  • Service shutters are customized to fit your wall thickness
  • Ideal for cafeterias, health care facilities, schools & universities, etc.

Alpine’s Split-Frame™ integral frame doors are ideal for use office windows, cashier’s windows, healthcare facilities and hospitals, parts windows, will call windows, medication dispensaries, check cashing windows, banks, and many more.

Functional Benefits

  • These doors are fully assembled at the factory and offer a clean, custom appearance with no exposed edges. 
  • There exists no field assembly required therefore these doors make for a quick and easy installation. 
  • Completed units are factory welded and provide a seamless, built-in look. 
  • Units are built to exact opening size requirements.

The Alpine Advantage and Benefit

  1. Alpine’s Integral Frame Counter Shutters are designed for easy operation and are trouble free with minimal maintenance required.  
  2. After 42 years in business, Alpine doors have been proven reliable for use on      thousands of installations in Commercial and Business locations.  Alpine’s quality and workmanship is well known throughout the door industry. Our hands-on approach to every job ensures customer satisfaction.
  3.  Made-to-Order manufacturing process. Alpine builds your product to the exact size, specifications and requirements.
  4. All of our products are constructed to have a rigid and compact design which provides for a more structural grade product while reducing overhead space and obstruction.
  5. Alpine builds trust by providing our products with a one-year warranty on material and workmanship. As we also offer an optional five-year prorated warranty.
  6. We are an ISO 9001:2015 registered firm which ensures that our products are built with strict quality control you can count on.

Installation

  • Openings and Installation shall be prepared in accordance with NFPA-80.
  • Opening preparation, miscellaneous or structural metal work, access doors, finish or field painting, field electrical wiring, wire, conduit, fuses and disconnect switches are in the Scope of Work of other divisions or trades.
  • .

CURTAIN
The curtain consists of interlocked 1-¼” flat faced slats, 1/2” deep, made out of 22 gauge galvanized steel or Type 304 stainless steel. Galvanized steel endlocks are riveted to the ends of each alternate slat to maintain curtain alignment and prevent excessive wear.
Material Options: Stainless Steel.
Finish Option: Choice of 188 colors of Alpie’s Exclusive ExoShield™ Powder Coat System.
> Click here for available Powder Coating colors.

INTEGRAL FRAME
A welded frame construction made up from 12/14 gauge steel and or stainless steel, galvanized or hot dipped galvanized which consists of a baked on epoxy and modified polyester frame assembly as specified on the U.L. label or non-label fire doors. 
Option: Door sill plate of 14 gauge to match the remainder of the door frame.

GUIDES
Steel guides are made from a 12/14 gauge frame encased and fitted with removable bellmouth curtain stops which allows for curtain maintenance without the removal of the guides. Bellmouth stops shall be flush with the guide groove. U.L. Listed Brush Seals may be attached to the Guides and or Header when needed.

COUNTERBALANCE ASSEMBLY
Steel pipe barrel of a size capable of carrying a curtain load with max. deflection of 0.03” per foot opening width. The helical torsion spring is encased in a barrel designed to require minimum effort to operate the rolling curtain and bottom bar.

LOCKING
Doors are equipped for latching by slide bolts attached to the bottom bar.
Option: Cylinder locks

DIMENSIONS
Alpine’s Rolling Integral Frame Counter Doors are built to fit specific dimensions up to 10’ 10” wide and 10’ 8” high. For use in rated walls, masonry or drywall where thickness can range from 4 1/2” to 12” thick.

Available in push-up, hand crank or Redi-Midget™ motor operation which includes an enclosed motor, gear reducer, clutch, controller, and push-button station or key switch. U.L. Labeled/Classified doors are equipped with a Fusible Link release mechanism. 

Alpine Motor Operators

Alpine’s Redi-Midget™ is UL Listed, gear reduced jackshaft door operator with a high starting torque. This roller shutter operator has full overload protection and is removable without affecting limit switch settings. These door operating devices come with a 3-button station, 1-button station, automatic closing timer and all types of access control equipment.
> View Redi-Midget™ Details
Alpine’s Redi-Robot™ is a high quality advanced servo window shutter motor operator in a compact package (4″ x 12″ long) encased in a NEMA 4. Planetary gear for high efficiency and exceptional reliability with your counter shutter. Its electronic overload protection eliminates the need for mechanical clutch. Output shaft speeds range from 70 to 350 RPM.
> View Redi-Robot™ Details

ACCESS CONTROLS 
Optional control stations are available as Push Button Control Station or Key Control Stations. Special Control Stations are also available, please consult factory.
 > View Access Control Details

Alpine’s UL listed integral frame operators are constructed with the highest quality material and the latest in technical innovation to ensure that each operator exceeds the requirements it is meant to achieve. Alpine is sure to have an interior door operator that will meet all your individual specifications.

Alpine’s winning team of employees work diligently with the customers beyond the sale. We show our customers that their satisfaction is our top priority. Alpine’s quality and workmanship is proven throughout the door industry. Our hands-on approach to every job ensures customer satisfaction. Call Alpine today to learn more about motor operators for an integral frame door!

To download PDF drawings please select from links below.

> For CAD files, please click here

Alpine, direct manufacturer, Integral Split-Frame™ is a security gate counter shutter that complies with the 08330 construction spec. Alpine Split Frame™ hollow metal frames are manufactured and designed at the factory for a seamless, custom appearance. Integral frame doors can be fully assembled prior to pick-up or delivery to the project site. This security gate counter shutter features our special Split Frame™ design for quick installation into new walls or existing openings with a finished buck frame edge. They are ideal for cafeterias, health care facilities, schools & universities and many other industrial and commercial applications. For double doors or warehouse and dock doors, please select the item from the product index. Alpine is the direct manufacturer and offers a wide variety of integral frame doors.

 

Alpine’s Engineering team will help you determine the exact integral frame doors that will meet your specifications and requirements. Alpine will guide you through every step with your security gate counter shutter. Alpine, as the direct manufacturer, will design hollow metal frames doors that will bring years of usage.

Alpine’s Security gate counter shutter is tough enough to stand up to a lot of usage. The integral frame doors are built to last. Call Alpine today to learn more about these hollow metal frames and integral frame doors!

Disclaimer: All data provided on this website is to be used for information purposes only, and is subject to change without prior notice. Alpine shall not be liable for technical or editorial errors or omissions contained herein, nor for direct, incidental, consequential or any other damages resulting from furnishing, performance, or use of this information, even if Alpine Overhead Doors, Inc. has been advised of the possibility of such damages in advance. See the additional disclaimer in our Terms of Use.

Split-Frame™ Steel Doors

Split Borrow Light Frame Rolling Counter Shutters

> Download 3 Part Specifications (PDF)
> Download 3 Part Specifications (DOC)

Model SPLIT-FRAME™

Curved or Flat Slats
Rolling Shutters

NOTE: For specifications for Steel Doors, Steel Frames, Service Shutters, Rolling Doors and Rolling Shutters, architects must choose from a variety of options. The standard choice will be shown first in plain text followed by the options shown in [brackets] (Example “Finish: Galvanized [Powder coated] [Baked enamel]”). The specifier must make the appropriate choices for the steel frames and delete the others (Example: “Finish: Powder coated”).

GENERAL

1.01 SUMMARY of Steel Doors, Steel Frames, Service Shutters, Rolling Doors and Rolling Shutters
A. This section includes: [Manual] or [Electric] operated Integral Frame Counter Shutter.
1. Cycle life: Design doors of standard construction for normal use of 10,000 cycles standard [up to 400,000 cycles].
2. Design doors to fit a wall thickness of minimum 4”.
B. Related Sections: Related to this section, but not limited to, the following (based on Master Format 2004):
1. Section 01660 – Product Storage and Handling Requirements.
2. Section 04220 – Concrete Unit Masonry.
3. Section 05120 – Structural Steel.
4. Section 06100 – Rough Carpentry.
5. Section 08310 – Access Doors and Panels.
6. Section 08710 – Door Hardware.
7. Section 09290 – Gypsum Board.
8. Section 09900 – Paints and Coatings.
9. Section 26000 – Electrical.

1.02 REFERENCES for Steel Doors, Steel Frames, Service Shutters, Rolling Doors and Rolling Shutters
A. ASTM A 653/A 653M – Standard Specification for Steel Sheet, Zinc-Coated (Galvanized) or Zinc-Iron Alloy-Coated (Galvannealed) by the Hot-Dip Process
B. ASTM A 36 – Standard Specification for Carbon Structural Steel, Hot Rolled Steel
C. ASTM A 123 – Standard Specification for Zinc (Hot-Dip Galvanized) Coatings on Iron and Steel Products
D. ASTM A 312 – Standard Specification for Seamless, Welded, and Heavily Cold Worked Austenitic Stainless Steel Pipes
E. ASTM A 240 – Standard Specification for Chromium and Chromium-Nickel Stainless Steel Plate, Sheet, and Strip for Pressure Vessels and for General Applications
F. ASTM A 276 – Standard Specification for Stainless Steel Bars and Shapes
G. ASTM B 209 – Standard Specification for Aluminum and Aluminum-Alloy Sheet and Plate
H. ASTM B 221 – Standard Specification for Aluminum and Aluminum-Alloy Extruded Bars, Rods, Wire, Profiles, and Tubes

1.03 SUBMITTALS
A. Submit under provisions of Section 01300.
B. Product Data: Provide manufacturer’s standard details and catalog data. Provide installation instructions.
C. Shop Drawings: Furnish shop drawings for architect’s approval. Include elevation, sections, and details indicating dimensions, materials, finishes, conditions for anchorage and support of each door.
D. Submit manufacturer’s recommended operation, troubleshooting, and maintenance instructions.

1.04 QUALITY ASSURANCE of Steel Doors, Steel Frames, Service Shutters, Rolling Doors and Rolling Shutters
A. Manufacturer: Rolling doors shall be manufactured by a firm with a minimum of five years experience.
B. Single-Source Responsibility: Manufacturer shall provide doors, tracks, motors, and accessories for each type of door. Secondary components shall come from a source acceptable to the manufacturer of the primary components.

1.05 DELIVERY, STORAGE, AND HANDLING
A. Deliver materials in original packaging supplied by manufacturer with intact labels. Store materials away from harmful environmental conditions and construction.

1.06 WARRANTY of Steel Doors, Steel Frames, Service Shutters, Rolling Doors and Rolling Shutters
A. Door Warranty: Provide one year written warranty from date of installation against deficiencies due to defects in materials or workmanship. Installer agrees to repair or replace any defects in materials or workmanship.
B. Project Warranty: Refer to Conditions of the Contract for project warranty provisions.

PART 2 – PRODUCTS

2.01 MANUFACTURER of Steel Doors, Steel Frames, Service Shutters, Rolling Doors and Rolling Shutters
A. Manufacturer: Alpine Overhead Doors, Inc.; 8 Hulse Road Suite 1S, East Setauket, NY 11733. Telephone 800-257-4634 or 631-473-9300. Fax 631-642-0800.
B. Model: SPLIT-FRAME™ Rolling Counter-Shutter

2.02 MATERIALS
A. Curtain:
1. Slats: Constructed of interlocking, roll-formed 1 ¼” baby flat [2” baby curve] [1 ¼” perforated baby flat] [2” perforated baby curve] slats.
a) Material:
i) Galvanized steel, G90 coating exterior (G60 interior), Structural Quality Grade C, as per ASTM A 653/ A 653 M
Finish: Galvanized [Powder coated] [Baked enamel] (Minimum coating conforming with Coating Designation G-01 is required)
– OR –
ii) ASTM 240 Stainless steel 300 series
Finish: [Mill finish #2B] [#4 satin finish]
– OR –
iii) Aluminum
Finish: Mill Finish [Clear anodized] [Bronze anodized] [Black anodized]
b) Gauge: (Per manufacturer’s standard)
i) Galvanized/Stainless: Minimum 22 gauge as manufacturer standard [20, 18, 16 gauge].
ii) Aluminum: Minimum 0.040” thick.
2. Endlocks:
a) Stamped, hot-dipped, galvanized endlocks riveted (solid rivets, minimum 3/16” thick) to each end of alternate slats to prevent lateral movement and to limit slat deflection and bending stress.
3. Bottom Bar: (Size dependent on dimensions per manufacturer’s standard)
a) Two roll formed steel angles of minimum 1”x 1 1/2”x 1/8”, designed to reinforce curtain bottom.
i) Galvanized Steel as per ASTM A 653/ A 653 M
Finish: Gray shop prime [Powder Coated] [Baked Enamel]
– OR –
ii) ASTM 240 Stainless Steel 300 Series
Finish: [Mill finish #2B] [#4 satin finish]
– OR –
b) Double Angle Extruded Aluminum Bottom Bar
i) Finish: Mill Finish [Clear anodized] [Bronze anodized] [Black anodized]
– OR –
c) Tubular Bottom Bar
i) Galvanized Steel as per ASTM A 653/ A 653 M (only available up to 8’)
Finish: Gray shop prime [Powder Coated] [Baked Enamel]
– OR –
ii) ASTM 240 Stainless Steel 300 Series (only available up to 8’)
Finish: [Mill finish #2B] [#4 satin finish]
– OR –
iii) Extruded Aluminum
Finish: Mill Finish [Clear anodized] [Bronze anodized] [Black anodized]
d) [Weather Stripping]: Neoprene astragal (On double angle bars).
B. Integral Frame of Steel Doors, Steel Frames, Service Shutters, Rolling Doors and Rolling Shutters:
1. 16 gauge steel frame with guides incorporated into jamb design, reinforced by 12 gauge mounting structure (Bolt with ¼” bolts at 12” o.c.). Built to fit ____” wall thickness. [Door sill plate of 14 gauge steel to match door frame]. Can be built solid for walls under construction or as split-frame to fit into finished spaces.
a) Material:
i) Galvanized Steel as per ASTM A 653/ A 653 M
Finish: Gray shop prime [Powder Coated] [Baked Enamel]
– OR –
ii) ASTM 240 Stainless Steel 300 Series
Finish: [Mill finish #2B] [#4 satin finish]
C. Door Support Brackets and Mounting Plates:
1. Minimum 12 gauge steel plate. Provide ball bearings at rotating support points. Bolt plates to mounting structures with minimum 1/4″ fasteners. Plate supports counterbalance assembly and forms end closures.
a) Material:
i) ASTM A 36 Carbon Steel:
Finish: Gray shop prime coat [ASTM A 123 Galvanized] [Baked enamel paint] [Powder coated].
– OR –
ii) ASTM 240 Stainless Steel 300 Series
Finish: [Mill Finish #2B]
b) [Stop Lock bearing]: To prevent door from free falling in the event drive operation fails.
D. Counterbalance Assembly: Torsion
1. Counterbalance assembly: Steel pipe barrel of a size capable of carrying a curtain load with a maximum deflection of 0.03” per foot of door width. Heat-treated helical torsion springs encased in a steel pipe and designed to include an overload factor of 25% to ensure minimum effort to operate. Sealed and prelubricated high speed ball bearing at rotating support points. Torsion spring charge wheel for applying spring torque and for future adjustments.
a) Material:
i) ASTM A 36 Carbon Structural Steel
Finish: Gray shop prime coat [A 123 Hot-Dip Galvanized]
– OR –
ii) A 312 Stainless Steel 300 Series
Finish: Mill finish
b) Life Cycle: High Cycle springs designed to satisfy 10m through 400m life cycles. Consult engineering if height exceeds width for any cycle above 20m. (Cycle defined as one time opening and closing of door)
E. Hood For Steel Doors, Steel Frames, Service Shutters, Rolling Doors and Rolling Shutters:
1. 16 gauge steel formed to fit the contour of the end brackets with reinforced top and bottom edges. Fasten to end brackets with #10 sheet metal screws.
2. Shape: Square
3. Material:
a) Galvanized Steel as per ASTM A 653/ A 653 M
Finish: [Baked enamel paint] [Powder coated]
– OR –
b) ASTM 240 Stainless Steel 300 Series:
Finish: [Mill finish #2B] [#4 satin finish]
4. [Fascia]: Galvanized [Stainless steel] provided where areas behind door hood are open. Materials and finish same as hood.
F. Locking:
1. Provide padlockable slide locks for latching and locking door on coil side bottom bar at each jamb extending into slots in guides. (Electric Interlocks recommended with motorized doors only)
2. [Cylinder Locks]: Only available on tubular bottom bars. Operated from coil [fascia][both] side(s). [Cabinet Style] [Masterkeyable]

2.03 OPERATION:
A. Opening/Closing: Manual push-up [Manual hand crank] [Motor Operator].
B. [Manual hand crank]:
1. Provide crank hoist operator including crank gear box, steel crank drive shaft and geared reduction unit. Fabricate gear box to completely enclose operating mechanism and be oil-tight.
C. [Motor Operators]:
1. Choose ONE:
a) Redi-Midget® Gear Reduced Jackshaft Door Operator. (Standard)
– OR –
b) Redi-Tube® Tubular Motor with Built-In Manual Handcrank Overdrive. Auxiliary chain hoist not available. For use on doors up to 10’ x 8’.
2. [Sensing Edges] (For double angle bottom bar): For motorized doors, sensing edges allow door to go up in case of obstruction. [Pneumatic Edge] [Electric Edge] [Wireless Edge].
a) Colors: Gray [Yellow] [Black] [White] [Yellow with black stripes]
2.04 Mounting:
1. Built-in for walls under construction
2. Slip-in for finished walls.

PART 3 – EXECUTION

3.01 EXAMINATION of Steel Doors, Steel Frames, Service Shutters, Rolling Doors and Rolling Shutters
A. Verify that dimensions are correct and project conditions are in accordance with manufacturer’s installation instructions; do not proceed with installation until unacceptable conditions have been corrected.

3.02 INSTALLATION
A. Install units in accordance with manufacturer’s instructions.
B. Ensure that units are installed plumb and true, free of warp or twist, and within tolerances specified by manufacturer for smooth operation.
C. Preparation for opening and installation of fire door to be in strict compliance with NPFA-80.

3.03 FIELD TESTING OF STEEL FRAMES
A. Test doors for regular operation.

3.04 DEMONSTRATION of Steel Doors, Steel Frames, Service Shutters, Rolling Doors and Rolling Shutters
A. Instruct the Owner’s personnel in correct operation and maintenance of units.

3.05 ADJUST AND CLEAN
A. Clean units in accordance with manufacturer’s instructions.
B. Restore slight blemishes in finishes in accordance with manufacturer’s instructions to match original finish. Remove and provide new units where repairs are not acceptable to the Architect.

Click Here for UL Labeled Smoke and Draft Control Assemblies

Contact us today to find out which Alpine® solution is right for you!

Disclaimer: All data provided on this website is to be used for information purposes only, and is subject to change without prior notice. Alpine shall not be liable for technical or editorial errors or ommisions contained herein, nor for direct, incidental, consequential or any other damages resulting from furnishing, performance, or use of this information, even if Alpine Overhead Doors, Inc. has been advised of the possibility of such damages in advance. See the additional disclaimer in our Terms of Use.

Breakthrough Design for Easy Installation!

Alpine Split-Frame™ service shutters are manufactured and designed at the factory for a seamless, custom appearance without requiring door assembly in the field. This borrowed light security gate counter features our special Split-Frame™ design for quick installation into new walls or existing openings with a finished buck frame edge. Built-in mounted units wrap around the wall and are installed while the wall is being constructed. Hollow metal units can be set into finished walls. No costly, time-consuming finishing with sheet rock, masonry or carpentry is needed with these Integral frame doors. This door is Available up to 12′ x 8′ or custom built to your specifications. Finishes for security gate counter shutters include stainless steel or powder-coated to match any design scheme.

Additional Benefits:
Alpine’s Security Gate Counter, Service Shutters, Integral Frame Doors or Hollow Metal Shutters can be fully assembled prior to pick-up or delivery to the project site. Ready for placement into the wall opening.

Stainless steel counter shutters are a custom looking, finished product with high quality design.

1 1/4 Flat or 2″ Curved Slat