Categories
Hydronic And Steam Specialties
Boiler Feeds and Cutoffs
(106)
Check Valves
(2)
Circuit Setters
(5)
Condensate Pumps
(15)
Expansion Tanks
(9)
Flow Control valves
(10)
Pressure Reducing Valves
(10)
Pressure Relief Valves
(14)
Pump Sequencers
(1)
Pumps
(234)
Sight Glasses & Accessories
(27)
Steam Traps
(39)
Strainers
(4)
Tridicator Gauges
(6)
Vacuum Breakers
(1)
Vents
(26)
Brands
Hydronic And Steam Specialties
2M Mcdonnell & Miller 110100 Replacement Switch Man. Reset
Replacement Switch Man. Reset * Manual Reset Switch For 47-2 51-2 51S263 And 247-2.
McDonnell & Miller
2M
$203.06
EA
$453.36
10 In Stock
30 Flexcon Htx30 Ex-Trol Tank
Ex-Trol Tank 4.5 gallon* Flexcon Hydronic Expansion Tank Diaphragm type 12 PSI 1/2 Mpt Bottom Connection
Flexcon
30
795033083426
$79.75
EA
$187.08
28 In Stock
324500 Mcdonnell & Miller 324500 Gasket 37-101
Gasket 37-101 * Gasket For 25A 101A And 101A24. PURCHASED AS 5PK SOLD INDIVIDUALLY REPLACES: 324435
324500
$17.81
EA
$40.17
20 In Stock
34RL16 Crown 3/4 INCH REDLINE GAUGE GLASS 16
3/4 INCH REDLINE GAUGE GLASS 16 INCHES LONG 310# WATER RATING UP TO 150F, MAX STEAM RATING 265#.
Crown Engineering
34RL16
$28.58
EA
$67.71
5 In Stock
34RL18 Crown Engineering 3/4 x 18" Redline Sightglass.
3/4 x 18" Redline Sightglass. Steam rating 250 PSI, 425F. Replaces H-19260
Crown Engineering
34RL18
$32.18
EA
$76.24
7 In Stock
369MCD Mcdonnell & Miller 155300 Cutoff Switch
Cutoff Switch * Low Water Cutoff Switch For Steam BoileR2 SPST Switches 1 For Boiler Cut-Off & 1 For Boiler Feed. 7.4A @ 120 3.7A @ 240Insertion Length 1-3/4 . Fits 2-1/2 NPT boiler Tapping. Max Boiler Press 20 PSI.
McDonnell & Miller
369MCD
$434.63
EA
$970.39
2 In Stock
37-26 Mcdonnell & Miller 313800 Body Gasket for 47, 247 LWCO'S
Body Gasket for 47, 247 LWCO'S * Body Gasket For 47 47-2 247 And 247-2. REPLACES: 312700 ORDERED BY THE PACK OF 10, SOLD INDIVIDUALLY
McDonnell & Miller
37-26
$14.60
EA
$32.92
30 In Stock
37-27 Mcdonnell & Miller 313900 Valve Bracket Gasket For 47 47-2
Valve Bracket Gasket For 47 47-2 247 247-2 847 851 851S 51 51-2 51S 51S2 And 53-2. REPLACES: 312800 ORDERED AS 5 PK SOLD INDIVIDUALLY
McDonnell & Miller
37-27
313900
$7.99
EA
$18.01
12 In Stock
37-28 Mcdonnell & Miller 314100 Valve Gasket
Valve Gasket * Valve Gasket For 851S 21 25A And 53-2. PURCHASED AS A 5 PACK, SOLD INDIVIDUALLY REPLACES: 312900
McDonnell & Miller
37-28
$7.99
EA
$18.01
8 In Stock
37-39 Mcdonnell & Miller 313300 Blowdown Gasket
Blowdown Gasket * Valve Gasket For 21 25 47 47-2 247 247-2 67 101A 101A24 767 847 851 851S 51 51-2 51S 51S2 And 53-2. ORDERED BY THE 10 PK, SOLD INDIVIDUALLY REPLACES: 313200
McDonnell & Miller
37-39
$8.13
EA
$18.33
20 In Stock
401413 Hoffman 4a 1/2 or 3/4 Steam Vent
1/2 or 3/4 Steam Vent * Main Line Steam Vent For Small One Or Two Pipe Steam Systems. Operating Pressure 2 PSI. Max Pressure 10 PSI. 1/2 Fpt Or 3/4 Mpt Connection.
Hoffman Specialty
401413
$71.38
EA
$159.73
8 In Stock
401416 Hoffman 4 Steam Vent
Steam Vent Return Line Steam Vent. 1/2fpt or 3/4mpt Connections 25psi Max Operating Pressure.
Hoffman Specialty
401416
$99.11
EA
$221.76
4 In Stock
401422 Hoffman 1a Angle Radiator Type Vent Adjustable
Angle Radiator Type Vent Adjustable Vent Port. 1-1/2 PSI Operating. 10 PSI Max. 1/8 Mpt Connection.
Hoffman Specialty
401422
751875018293
$60.07
EA
$134.41
34 In Stock
401429 Hoffman 74 Steam Vent 1/2 or 3/4
Steam Vent 1/2 or 3/4 Unit Heater Steam Vent. Specially Ported for Use With Unit Heaters. 35psi Max Operating Pressure. 1/2fpt or 3/4mpt connections Replaces 401428
Hoffman Specialty
401429
$173.26
EA
$387.68
Not in stock
401434 Hoffman 75 Steam Vent 1/2 or 3/4
Steam Vent 1/2 or 3/4 * Main Line Steam Vent. 3 PSI Operating Pressure 15 PSI Max. 1/2 Fpt Or 3/4 MPT Connection.
Hoffman Specialty
401434
751875018330
$162.87
EA
$364.42
48 In Stock
401440 Hoffman 40h Xylem-Hoffman Specialty
Xylem-Hoffman Specialty #40 RADIATOR STEAM VENT 1/8" 6# Angle Steam Vent Angle Radiator Type Vent Non-Adjustable vent Port. 6 PSI Operating. 10 PSI Max.1/8 Mpt Connection.
Hoffman Specialty
401440
$34.72
EA
$78.46
98 In Stock
401446 Hoffman 62h Vacuum Breaker
Vacuum Breaker * Steam Vacuum Breaker. Adjustable 1/4 TO20 Hg. Vacuum Factory Set At 2 Hg Vacuum. 3/4 Mpt Connection.
Hoffman Specialty
401446
$129.17
EA
$289.02
16 In Stock
401455 Hoffman 41 1/8 Straight Steam Vent
1/8 Straight Steam Vent * Straight Shank Steam Vent. 10 PSI Max. Operating Pressure. 1/8 Mpt Connection
Hoffman Specialty
401455
$55.44
EA
$124.06
10 In Stock
401458 Hoffman 43 Straight Shank Steam Vent. 10 PSI
Straight Shank Steam Vent. 10 PSI Max. Operating Pressure. 1/4 Mpt Connection.
Hoffman Specialty
401458
$59.60
EA
$133.36
4 In Stock
401467 Hoffman 71c Steam Vent 1/2 or 3/4
Steam Vent 1/2 or 3/4 * Steam Vent 1/2 Fpt Or 3/4 Mpt Straight Shank Connection. 11 PSI Maximum Operating Pressure.
Hoffman Specialty
401467
$103.96
EA
$232.61
1 In Stock
401470 Hoffman 71a Vent
Vent * Steam Vent. 1/8 NPT Straight Shank Connection. 11 PSI Maximum Operating Pressure.
Hoffman Specialty
401470
$114.35
EA
$255.87
2 In Stock
401475 Hoffman 508 1/8NPT Straight H2O Vent Vlv
1/8NPT Straight H2O Vent Vlv * P/N: 401475; Air Vent Valve; Water = 50#Steam = 15#; Max Water Temp. Is 230F; 1/8 NPT Straight Shank; Auto Or Manual Vent System; Disc Type; Built In Check Valve w/Disc Replaceable W/O Draining System
Hoffman Specialty
401475
$19.06
EA
$43.07
20 In Stock
401485 Hoffman 78 High pressure water main vent
High pressure water main vent * Glycol High pressure water main vent valve. 3/4 NPT. Hot/chilled water and glycol compatible. Max pressure 150 PSI. Max temperature 250F. 1/8 FPT safety drain.
Hoffman Specialty
401485
751875018491
$256.43
EA
$573.77
1 In Stock
401488 Hoffman 79 Water Vent 1/2 or 3/4
Water Vent 1/2 or 3/4 * Water Main Vent Valve. 1/8 Fpt Tap For Safety Drain Line. 75 PSI Max Operating Pressure 1/2 Fpt Or 3/4 Mpt Connection
Hoffman Specialty
401488
751875018507
$159.72
EA
$357.38
128 In Stock