Auxiliary Aire Fume Hood0 pages

Auxiliary Air Fume Hoods
UniFlow Auxiliary Air fume hoods reduce the loss of expensive tempered air from the laboratory. Ideal for laboratories
with inadequate make-up air supply. Auxiliary Air hoods come in 48”, 60”, 72” & 96” widths. Equipped with auxiliary air
plenum to induce added airow to the face opening of the fume hood. Supply air ducting and remote blower required.
Auxiliary Air hoods are based on a 50% supply air to make up for room supply deciency.

UniFlow Superstructure exclusive

unitize dual wall construction for superior chemical resistance, strength,and durability. Meets
U.L. 1805, and NFPA-45 classication with ame
spread of less than 25 per ASTM E-84.

Access Panel removable to access ducting
connections and electrical services from a single
point electrical box,115V/60Hz AC operation.

Full 30” Viewing Height with 28.5” sash
opening height for ease of access and viewing
tall apparatus setup. Sash is 3/16 thick tempered
safety glass, vertical moving with single point
counterbalance,contoured sash handle for
efcient air ow and ease of movement.
Sash Stop located at 1/2 open sash
reduces air ow by 50% and provides
maximum user protection.
Optional equipment. Cat. No. 51651

Air Flow Monitor continuously monitors face
velocity airow, analog or digital available. Meets
ANSI and OSHA requirements.
Optional equipment.

Plumbing Fixtures are color coded to
specic service.

Fume Hood Fire Extinguisher

optional feature

Epoxy Work Surfaces
optional feature

Fume Hood Base Cabinet

UniFlow Auxiliary Aire Hood Cat. No. 21521, shown with
optional accessories.

optional feature

UniFlow Auxiliary
Air Fume Hoods

Auxiliary Airow Diagram

The recommended face velocity for
efciency & safety should be 80 -100 fpm.

• Auxiliary-Air fume hoods
are equipped with
auxiliary air plenum to
induce added airow to
face opening of hood.

Lower face velocity may compromise user
safety. Sash in full open position should be
for setup of apparatus & maintenance
service only.

• Supply air ducting and
remote blower are
required.
• Equipped with vapor
proof-light and switch.
• All electrical components
and services are UL and
CSA listed.
HEMCO Corporation
711 S. Powell Road
Independence, MO 64056

Fume Hood Face Velocity cfm

If opening is at 1/2 open at 100 fpm (feet per
minute), face velocity at full open would be
approximately 50 fpm.

Airow (sash
open) auxiliary
make-up, air enters supply plenum
and is distributed
down the exterior
face in through
sash opening.

Airow (sash
closed) auxiliary
make-up, air diverts
from the supply
plenum through the
air-by-pass opening
into the fume
chamber.

Auxiliary Air Fume Hood
Sash Management & Design
Size hood

48”

Full open cfm

773

1/2 open cfm

385

HEMCO
R

Lab Planning Solutions

60”

72”

96”

938

1162

1613

474

592

800

Phone (816) 796-2900
Fax (816) 796-3333
AUXAIRE-11.13