Von Duprin 3348AEO 3 313 Grade 1 Narrow CVR Exit Device 710

Von Duprin 3348AEO 3 313 Grade 1 Narrow CVR Exit 710 is a reliable solution for emergency egress, designed for both single and double doors. This narrow style concealed vertical rod exit device features a durable dark bronze anodized aluminum finish, ensuring longevity and a professional appearance. With its ANSI A156.3 - 2001 Grade 1 certification, the 3348AEO is UL listed for panic exit hardware, providing peace of mind in high-traffic environments. The device accommodates door widths ranging from 26 inches to 36 inches, and fits door stiles as narrow as 1 3/4 inches. It is designed with a one-piece center case cover and offers hex key dogging as a standard feature. The adjustable vertical rods allow for a top rod height adjustment from 6'8" to 8'4", ensuring a perfect fit for varying door heights up to 100 inches. With a non-handed design, installation is straightforward, and the concealed vertical mechanism offers a clean aesthetic without sacrificing security. The 3348AEO's robust deadlocking anti-friction latch bolts, along with its adaptability to hollow metal doors, make it an ideal choice for commercial applications where reliability and safety are paramount.

Grade 1 Narrow CVR Exit 710

Narrow Style, Concealed Vertical Rod Exit Device, Dark Bronze Anodized Aluminum

3348A and 3548A for all types of single and double doors, UL listed for Panic Exit Hardware. Devices are ANSI A156.3 - 2001 Grade 1. The 3548A has a smooth mechanism case and the 3348A has grooved case. The concealed vertical rod device is non-handed except when the SS (Signal Switch) option is used. 3348A/3548A fits door stiles as narrow as 1 3/4"(44 mm). Newly designed device has a one piece center case cover. Device Lengths: 3' 2'4" to 3' Door Size; 4' 2'10" to 4' Door Size. Hex key dogging standard. Vertical Rods: Round 2 piece adjustable rods; Top rod adjustable from 6'8" to 8'4".

For Hollow metal single and double doors, UL listed for panic exit hardware.

Devices are ANSI A156.3 – 2001 Grade 1.  The 3348A has grooved case.The concealed vertical rod device is non-handed except when the SS (Signal Switch) option is used. 

• Device lengths: 2' 2' (610 mm) Door size 3' 2'4" to 3' (660mm to 914 mm) door size 4' 2'8" to 4' (813 mm to 1219 mm) door size
• Device centerline from finished floor: 39 13/16" (1006mm) Standard, adjustable from 35 5/8" (905mm) to 49 5/8" (1260mm)
• Center case dimensions: 8 13/16" x 2 13/32" x 1 9/16" (208mm x 62mm x 40mm)
• Mechanism case dimensions: 2 1/4" x 2 1/4" (57mm x 57mm)
• Projection: Pushbar neutral – 3 13/16" (97 mm) Pushbar depressed – 3 1/16" (78 mm)
• Latch bolt: Deadlocking anti-friction top & bottom bolt 3 /4" (19mm) throw Deadlocking anti-friction top & bottom bolt 1 1 /2" (38mm) throw
• Door undercut: 3 /4" (19mm)
• Top & bottom: latch 4 1/2" x 2 7/8" x 1 1/2" (114mm x 54mm x 38mm)
• Vertical rods: Round 2 piece adjustable rods Top rod adjustable from 6'8" (2027mm) to 8'4" (2533mm) Bottom rod adjustable from 35 5/8" (905mm) to 49 5/8" (1260mm) Extension rod kits available for doors over 8'4" (2533mm)
• Fasteners & sex bolts (SNB): Includes 1 3/4" (44mm) – 2 1/4" (57mm) wood & metal doors #425 SNB furnished standard for end case #325 SNB furnished standard for EO (exit only device)

Resources

• 33/9948 Retrokit Installation Instructions
• EL for Exit Devices Data Sheet
• QEL Data Sheet
• QEL Sell Sheet
• Quiet Electric Latch FAQ
• Von Duprin 33/35 and 98/99 ALK Alarm Kit Installation Instructions
• Von Duprin 33/35 and 98/99 End Cap Retrofit Kit Installation Instructions
• Von Duprin 33/99 LD Kit Installation Instructions
• Von Duprin Exit Alarm Kit Sell Sheet
• Von Duprin Finishes Chart