Carnes EXXA User Manual

CARNES COMPANY 448 S. Main St., P. O. Box 930040, Verona, WI 53593-0040 Phone: [phone] Fax: [phone] www.carnes.com

COPYRIGHT © 2012 CARNES COMPANY

ALL RIGHTS RESERVED

40040, pg 1

SPECIFICATION SHEET

Access Door for Square or Round Duct

Model EXXA

Tag Qty.

Size

Variations

Width Height

Project Location
Arch./Engr. Contractor
Representative Date

Options:

 All aluminum construction (zinc plated cams)
 All #304 stainless steel construction (including cams)
 #304 stainless steel hinges
 Expoxy coated (baked powder coated)
 Heresite coated (air dry)
 1-1/2” insulation and depth
 2” insulation and depth
 Keyed locks

Cams Shown

Suggested Specifications:

Access duct doors in the system shall be Carnes Model
EXXA (cam or hinge) for external or internal insulated
ducts. The EXXA shall have a self-adhesive backed flange
and pre-drilled screw holes for a complete installation.
Access doors shall have been tested by an independent
laboratory under Standard 500-89, set-up fig. 5.4, flow
measurement fig. 6.3, based on a 14x14 test sample. Doors
shall have guaranteed zero leakage through 4.0” S.P.

Frame: .063” extruded aluminum
Doors: • 24 ga. galvanized steel (double skin)

• 1” thick fiberglass insulation

Seals: • 1/4” thick high density urethane foam door seal

(26lb/ft3) (175°F)

• 2.2 lb. density Volara Cross-linked Polyoletin
foam with high rubber based adhesive on flange
(200°F)

Cam Locks:

• CAMS 12” and under have two (2) locks
(zinc plated) doors 12” thru 16” have four (4) locks

doors over 16” have eight (8) locks

• HINGED 12” and under have one (1) lock
(alum. hinge) doors 12” thru 16” have two (2) locks

doors over 16” have four (4) locks

Hinged Shown

External Insulation

Internal Insulation

W & H dim. = Actual Size (not undersized)

AMCA Standard 500-89

Sizes Available: 6 x 6 thru 24 x 24

INDEPENDENT LABORATORY TEST

Method per AMCA Standard 500-89
Set Up: Figure 5.4
Flow Measurement: Figure 6.3
Test Size: 14 x 14

RESULTS:

PS CFM/S.F. LEAKAGE

1.00 0

2.00 0

4.326 0

6.077 1.0

8.344 1.0

10.301 1.5

SQUARE/RECTANGULAR ACCESS DOOR

40040, pg 2

SPIRAL DUCT ACCESS DOOR

Note: Field Assembly of Hinge and Striker Catch to Duct Required.

A

B

Duct
(By Others)

Model Description:

Hinged door installs easily onto low pressure round
duct providing convenient access. Strike and catch
style closure and factory installed gasket ensure posi­tive seal.

Standard Construction:

1. Duct access door 16 ga. (1.6) galvanized steel

2. Zinc plated hinge

3. Strike and catch zinc plated steel

4. Polyethylene gasket

5. Other sizes are available; consult factory

Dimensions in Inches (mm)

EXXA Round Access Door Dimension Chart

Duct Size Dimension “A” Dimension “B” # of Hinges

5 (127) 7 (178) 4 (102) 2
6 (152) 8 (203) 5 (127) 2
7 (178) 9 (229) 6 (152) 2
8 (203) 10 (254) 7 (178) 2

9 (229) 11 (279) 8 (203) 2
10 (254) 12 (305) 9 (229) 2
12 (305) 14 (356) 10 (254) 2
14 (356) 16 (406) 12 (305) 2
16 (406) 16 (406) 12 (305) 3
18 (457) 18 (457) 14 (356) 3
20 (508) 18 (457) 16 (406) 3
24 (610) 18 (457) 16 (406) 4

Tag Qty.

Size

Variations

Width Height

Project Location
Arch./Engr. Contractor
Representative Date