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66
p:
800-451-0234 •
f:
800-432-3983 • durstcorp.com • V-1
HOFFMAN
ADJUSTABLE STEAM VENT
HOFFMAN SERIES 1A
(FOR STEAM HEATING SYSTEMS)
Adjustable opening with each succesively larger
opening increasing venting rate.
A938
12 per Box
HOFFMAN
THERMOSTATIC STEAM RADIATOR TRAP
(HIGH PRESSURE WITH SPUD AND NUT)
Set at 125 lbs. • ¾" IPS
A948-125
Individually Boxed
HOFFMAN
STEAM VENT
(FOR STEAM SYSTEMS)
Use on convector radiators • Non-adjustable vent.
Stock
Series
Size
A941
41
1 8
"
A942
43
¼"
A942B
45
¾"
6 per Box
HOFFMAN
THERMOSTATIC STEAM TRAP
25 lb. Operating Pressure •
Stainless Steel Pin and Seat
Stock
Series
Size
A947
17C
½
"
A948S
8C
¾"
Individually Boxed
AIR VALVE
HOFFMAN SERIES 40
(FOR STEAM SYSTEMS)
1/8" Angle
A940
GENUINE HOFFMAN
Series #40
A840
Imported DURST #40D
Individually Packed / 12 per Box
AUTOMATIC AIR VALVE
HOFFMAN SERIES 508
(FOR STEAM & HOT WATER SYSTEMS)
1 8
" Pipe Size • 1¼" Long Valve •
Automatic air vent for both steam and hot water systems.
Has manual control for setting of venting rate.
A935
12 per Box