Vapor

Air Eliminators
13WS, 13WHS
13WS and 13WHS Air
Eliminators improve
the circulation of
pressurized liquids
by eliminating air and
other non-condensible
gases which may
collect at high pointsin the system. The
EPDM valve head
ensures tight shut-off.

Model Í

13WS

13WHS

PMO

150 psig

300 psig

Sizes

3/4” x 3/8”, 1” x 3/8”

3/4” x 3/8”

Connections

NPTConstruction

Cast Iron Body

3
2

Stainless Steel internals w/ EPDM valve head

Options

Brass Body; Stainless Steel Body 13WS only

4
6

Max. Operating Pressure (PMO) 13WS:
150 psig (10barg)
13WHS: 300 psig (21 barg)

5

9

l iMiting o perating C onditions

7
8

10

1

Max. Operating Temperature 13WS & 13WHS: 338˚F (170˚C)

p ressure s hell d esign C onditionsPMA

Max. allowable pressure

TMA

Max. allowable temperature

13WS: 150 psig/0-353˚F
13WHS: 300 psig/0-317˚F
13WS: 450˚F/0-125 psig
13WHS: 450˚F/0-250 psig

10 barg/0-178˚C
21barg/0-158˚C
232˚C/0-9 barg
232˚C/0-17 barg

C onstruCtion M aterials
No.

Part

Material

1

Body

Cast Iron
Brass
Stainless Steel
Cast Iron
Brass
Stainless Steel
Steel
Graphite
StainlessSteel
Stainless Steel
EPDM
Stainless Steel
Stainless Steel
Stainless Steel

Optional 13WS
2

Cover

Pipeline
Pipeline
Auxiliaries

Optional 13WS
3
4
5
6
7
8
9
10

Cover BoltsCover Gasket
Valve Seat
Seat Gasket
Valve Head
Float Arm
Bracket
Float

ASTM A126 CL B
ASTM B62
Type 304
ASTM A126 CL B
ASTM B62
Type 304
ASTM A449
Type 303
Type 304
Type 304
Type301
Type 304

t ypiCal a ppliCations
Air vents can be used on both
hot and cold liquid services.
Typical applications are cold
water lines, suction lines to
pumps, mixing tanks, condensatereturn lines, cooling water
lines on air compressors, and
water storage tanks.

Local regulation may restrict the use of this product below the conditions quoted. Limiting conditions refer to...