Lawrence Hardware

8550S (Smooth)/ 8750S (Grooved)

Narrow Concealed Vertical Rod Exit Devices (CVR)
Narrow Panic Rated CVR Exit Devices

The Lawrence Hardware 8500/8700 Series has a full line of heavy duty narrow stile Panic and Fire Rated Exit hardware. This series is the perfect choice for safety, security, durability and modern appearance.

Certification

  • UL/cUL Listed:  Listing for Panic Exit Hardware and 3 Hour rating for Fire Exit Hardware
  • ANSI/BHMA Certified: Devices are A156.3 Grade 1.

Applications

  • 8550S (smooth)/8750S (grooved) Narrow CVR Exit Devices are used primarily for glass aluminum double door applications
  • 8550F (smooth)/8750F (grooved) Narrow Fire Rated CVR Exit Devices are used primarily for appearance reasons for listed fire labeled double  doors up to 8’ x 8’ (2438mm x 2438mm)

Finishes 

  • Lawrence Hardware Exit Devices are available in the following architectural finishes:  US3, US4, US10, US10B, US26, US26D and US32D.

Specifications

Device Lengths

  • Short (36”) actual end to end length 33-1/2” (850mm)
  • Long (48”) actual end to end length 45-1/2” (1137mm)

Door Widths

  • Short (36”) for 29” to 36” (736mm to 914mm) door size
  • Long (48’) for 33” to 48” (838mm to 1219mm) door size

Minimum Stile Width

  • 2-19/32” (107mm)

Latch Bolt

  • Top latch - 5/8” (16mm) throw.  
  • Bottom latch - 5/8” (16mm) throw.  Held in retracted position during door swing

Strikes

  • Top - 813 (panic), 823 (fire)
  • Bottom - 815 (panic) , 825 (fire)

Dogging

  • Panic Device - Hex Key Dogging (RD) standard
  • Fire Exit device - No Dogging (ND)

Dogging Options

  • Cylinder Dogging  (CD)
  • Less Dogging (LD)

Fasteners

  • Panic Device - Machine screws furnished standard for HMD and SNB furnished for top and bottom latches
  • Optional (SNB) can be ordered separately for device
  • Fire Exit Device - Sex nuts and bolts (SNB) supplied standard

Mounting Height

  • Standard device centreline from finished floor is 40” (1016mm)

Door Opening Height

  • Available for Standard door height of 7’  or  8’

Vertical Rods

  • 1/2” (13mm) diameter tubular.  Top rod has two pieces for accommodating 7’ or 8’ doors
  • Bottom rod is one piece with a length of 31-1/4” (794mm)

Projection

  • Push bar Neutral 3-1/16” (78mm).  Push bar Depressed 2-19/32” (66mm)

Material

  • Wide and Narrow Stile Devices

Part Name

  1. Auxiliary Guarded Latch Stainless Steel
  2. Latch Bolt, 3/4” (19mm) throw Stainless Steel
  3. Chassis Cover (Head Cover) Nonferrous Alloy or Stainless Steel
  4. Chassis Plated Steel
  5. Push Bar Extruded Aluminum
  6. Push Bar End Cap Nonferrous Alloy
  7. Push Bar Trim Brass, Stainless Steel, Steel
  8. Mechanism Housing (Device Body) Extruded Aluminum
  9. Dogging Plate (Rear Cover) Extruded Aluminum
  10. End Cap Nonferrous Alloy
  11. Top Latch, 5/8” (16mm) throw Stainless Steel
  12. Latch Assembly Cover Brass, Stainless Steel, Steel
  13. Top Vertical Rod and Rod Guide Strong Aluminum Tube
  14. Bottom Vertical Rod Strong Aluminum Tube
  15. End Cap Bracket Plated Steel
  16. Bottom Latch, 5/8” (16mm) throw Stainless Steel

Wide Stile Device Length 8600/8800 Series

  • The Device lengths are precut for 36” (914mm) and 48” (1219mm) wide door use (standard shipping size). 

The Short Device, 36”

  • (914mm) has an actual end to end length of 33-1/2” (850mm) suitable for a 36” (914mm) wide door use. Push pad length is 18-1/4” (464mm)
  • The short Device can be cut down to a minimum end to end size of:
  • Standard Device (S) 27” (686mm)
  • Fire Rated Device (F) 25-1/4” (641mm)

The Long Device, 48” 

  • (1219mm) has an actual end to end length of 45-1/2” (1156mm) suitable for a 48” (1219mm) wide door use.  Push pad length is 21-1/2” (546mm)
  • The long device can be cut down to a minimum end to end size of:
  • Standard Device (S) 31” (787mm)
  • Fire Rated Device (F) 28-1/2” (724mm)

Vertical Rods

  • Our standard and fire rated vertical rod exit device accommodates up to 8’ (2438mm) doors.  Fire rated devices may be ordered for up to 10’ (3048mm) fire exit doors.  Specify door height if greater than standard 8’ sizes when ordering.
  • Note:  For fire rated devices consult door manufactures literature for maximum allowable door height & width.
  • End to end length does not include latch bolt.

Narrow Stile Device Length 8500/8700 Series

  • The Device lengths are precut for 36” (914mm) and 48” (1219mm) wide door use (standard shipping size). 

The Short Device, 36” 

  • (914mm) has an actual end to end length of  34 1/4” (870mm) suitable for a 36” (914mm) wide door use. Push pad length is 18 1/4” (546mm)
  • The short Device can be cut down to a minimum end to end size of:
  • Standard Device (S) 27 (686mm)
  • Fire Rated Device (F) 25 1/4” (641mm)

The Long Device, 48” 

  • (1219mm) has an actual end to end length of 45” (1143mm) suitable for a 48” (1219mm) wide door use.  Push pad length is 21-1/2” (456mm)
  • The long device can be cut down to a minimum end to end size of:
  • Standard Device (S) 32-1/2” (826mm)
  • Fire Rated Device (F) 31 (787mm)

Vertical Rods

  • Our standard and fire rated vertical rod exit device accommodates up to 8’ (2438mm) doors.  Fire rated devices may be ordered for up to 10’ (3048mm) fire exit doors.  Specify door height if greater than standard sizes when ordering.
  • Note:  For fire rated devices consult door manufactures literature for maximum allowable door height & width.
  • End to end length does not include latch bolt.

 

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Lawrence Hardware
1-800-267-1236
676 Petrolia Road, Toronto, ON M3J 2V2
Business Hours

Office
Mon - Thur: 8:30am to 5:00pm
Fri: 8:30am to 1:00pm

Warehouse
Mon - Thur: 7:00am to 4:00 pm
Fri: 7:00am to 1:00pm
Shipping & pickup can be arranged based on these hours.

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