null  User manual
Low Volume Exhaust
Canopy for Use
Over 400°F & 600°F
Cooking Equipment
EcoArch Energy Efficient Ventilation EA4000P model EA4
™
Description:
The EA4 model with PBB make-up air canopy is UL
710 Listed for use over 400˚ and 600˚F commercial
cooking appliances. This non compensating high
exhaust velocity style canopy is intended for use over
light and heavy-duty types of cooking appliances
and is recommended for all projects where energy
consumption is a factor or when adequate make up air
is not available from the heating and cooling system.
4’-16’
Specifications:
Model EA4 PBB exhaust type I commercial kitchen ventilation canopy, incorporating PBB make-up air plenum box, UL 710 Listed
without a fire damper in the exhaust collar. Canopy is constructed of a minimum 18 gauge stainless steel on all surfaces. Top of
canopy to be constructed to incorporate exclusive aerodynamic arch. All exterior joints and seams shall be continuously welded
liquid tight, ground smooth, and polished to match the original finish. Construction to conform to NFPA 96 standards and shall meet
UL 710 standards for operation. Canopy is constructed using the standing seam method for optimum strength. Exhaust Canopy shall
be complete with stainless steel removable grease extractors running the full length of canopy. Grease extraction is accomplished
by way of front located high velocity exhaust slot running the full length at the top of hood through grease filters. Grease filters are
54”-66” the hood and slopes to a removable grease cup
removable through exhaust plenum access doors. Grease trough is concealed within
located at the end of the front exhaust canopy. Canopy comes complete with UL Listed incandescent bulb type light fixtures.
Standard Features:
• UL Listed incandescent bulb type light fixtures
• 3” Rear air space
• Full length concealed grease trough
pitched to a removable grease cup
• Pre-drilled hanger brackets
• Stainless steel grease extractors
• Exclusive aerodynamic arch
• Front mounted exhaust plenum
• Front located high velocity exhaust slot
• PBB make-up air plenum box
(attached or shipped loose)
• 1” thick supply air plenum insulation
1055 Mendell Davis Drive, Jackson, MS 39272
888-994-7636, unifiedbrands.net
Please reference our website for the most
updated product information and specifications.
Optional accessories:
Insulated 3” air space
Pre-plumbed fire suppression
Fire suppression complete installation
Stainless steel top ceiling enclosures
Utility fire system cabinet, mounted on end of hood
Fan/light switches
8.0
Stainless steel wall panel
Exhaust fan / cooking equipment interlock control
UL Listed exhaust volume damper available on
units with (2) or more exhaust collars
Melink Intelli-Hood® system controls
Avtec EcoArch Ventilation, Page 4a
PP SPEC1004 Rev. E
Revised 05/09
Center Line
Model EA4
54”-66”
4’-16’
8.0
Center Line
PLAN VIEW
CROSS SECTION VIEW
54”-66”
4’-16’
ELEVATION VIEW
4’-0”
5’-0”
6’-0”
7’-0”
8’-0”
9’-0”
10’-0”
11’-0”
12’-0”
13’-0
14’-0”
15’-0”
16’-0”
Light Duty 400ºF Cooking Equipment
Exhaust CFM
Single Collar
CFM @
Duct
.875 SP
Collar
560
8x6
700
8x8
840
8 x 10
980
8 x 10
1120
8 x 12
1260
8 x 14
1400
8 x 16
1540
8 x 18
1680
8 x 18
1820
8 x 20
1960
8 x 22
2100
8 x 24
2240
8 x 26
Double Collar
CFM @
Duct
. 875” SP
Collar
560
8x6
700
8x8
840
8 x 10
980
8 x 10
1120
8 x 12
1125
(2) 8 x 6
1250
(2) 8 x 8
1375
(2) 8 x 8
1500
(2) 8 x 8
1625
(2) 8 x 10
1750
(2) 8 x 10
1875
(2) 8 x 10
2000
(2) 8 x 12
Medium and Heavy Duty 600ºF Cooking
Equipment Exhaust CFM
Single Collar
CFM @
Duct
1.125” SP
Collar
720
8x8
900
8 x 10
1080
8 x 12
1260
8 x 14
1440
8 x 16
1620
8 x 18
1800
8 x 20
1980
8 x 22
2160
8 x 24
2340
8 x 26
2520
10 x 22
2700
10 x 24
2880
10 x 26
Double Collar
CFM @
Duct
1.125” SP
Collar
720
8x8
900
8 x 10
1080
8 x 12
1260
8 x 14
1440
8 x 16
1485
(2) 8 x 8
1650
(2) 8 x 8
1815
(2) 8 x 10
1980
(2) 8 x 12
2145
(2) 8 x 12
2310
(2) 8 x 12
2475
(2) 8 x 14
2640
(2) 8 x 14
Extra Heavy Duty 700ºF
Cooking Equipment
Exhaust CFM
CFM @
1.375 SP
1400
1750
2100
2450
2800
3150
3500
3850
4200
4550
4900
5250
5600
Duct Collar
8 x 16
8 x 20
8 x 24
10 x 22
10 x 26
(2) 8 x 18
(2) 8 x 20
(2) 8 x 22
(2) 8 x 24
(2) 8 x 26
(2) 10 x 22
(2) 10 x 24
(2) 10 x 26
Note: Depending on building conditions greater exhaust air flow rates may be required for each specific installation in order to obtain complete vapor and
smoke removal. UL710 Listing information is available upon request.
Note: Exhaust collar sizing is based on an average range of 1600 FPM. Duct collars are located on centerline of canopy, unless otherwise specified.
Hoods with Double exhaust collar are located on ¼ lines of canopy unless otherwise specified. Canopy is to have a minimum 6” overhang on all exposed
sides of cooking equipment.
1055 Mendell Davis Drive, Jackson, MS 39272, 888-994-7636, unifiedbrands.net
© 2009 Unified Brands. All Rights Reserved. DOVER® and the DOVER® Logo are registered
trademarks in the United States [and various other countries] of Unified Brands, a
wholly-owned subsidiary of Dover Corporation.
NFPA-96
Length
8.0
Model EA4
ECO ARCH SUPPLY COLLAR SIZING CHART
Light Duty 400ºF
Cooking Equipment
Length
4’-0”
5’-0”
6’-0”
7’-0”
8’-0”
9’-0”
10’-0”
11’-0”
12’-0”
13’-0
14’-0”
15’-0”
16’-0”
CFM @
.25” SP
450
560
670
785
895
1000
1120
1230
1345
1455
1570
1680
1790
Duct Collar
8 x 12
8 x 12
10 x 16
10 x 16
10 x 16
(2) 8 x 12
(2)10 x 10
(2)10 x 10
(2)10 x 16
(2)10 x 16
(2)10 x 16
(2)10 x 16
(2)10 x 16
Medium and Heavy Duty
600ºF Cooking Equipment
CFM @
.375” SP
575
720
865
1000
1150
1295
1440
1585
1725
1870
2015
2160
2300
Duct Collar
8 x 12
10 x16
10 x 16
8 x 24
10 x 20
(2)10 x 16
(2)10 x 16
(2)10 x 16
(2)10 x 16
(2)10 x 16
(2)10 x 20
(2)10 x 20
(2)10 x 20
Extra-Heavy Duty 700ºF
Cooking Equipment
CFM @
.50” SP
1120
1400
1680
1960
2240
2520
2800
3080
3360
3640
3920
4200
4480
Duct Collar
8 x 24
8 x 24
10 x 30
10 x 30
10 x 40
(2)10 x 20
(2)10 x 30
(2)10 x 30
(2)10 x 30
(3)10 x 20
(3)10 x 20
(3)10 x 30
(3)10 x 30
NFPA-96
Note: Depending on building conditions greater or lesser supply air flow rates may be required for each specific installation in order to obtain complete
vapor and smoke removal. UL710 Listing information is available upon request.
Note: Supply collar sizing is based on an average range of 800 FPM. Single Duct collars are located on centerline of canopy, unless otherwise specified.
Double Supply Collars are located on ¼ lines unless otherwise specified. Triple Supply collars are located on 1/3 lines unless otherwise specified.
1055 Mendell Davis Drive, Jackson, MS 39272, 888-994-7636, unifiedbrands.net
© 2009 Unified Brands. All Rights Reserved. DOVER® and the DOVER® Logo are registered
trademarks in the United States [and various other countries] of Unified Brands, a
wholly-owned subsidiary of Dover Corporation.
Page 4b
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