Catalog: Heating
Company/Brand: Duff Company
price check valve in Heating by Duff Company
heating commercial water heater sizing checklist restaurant checklist 1 number of meals ... sinks 10 number of washrooms laundry checklist model number clothes washers 1a b c d e ... type #2 co use this handy sizing checklist for obtaining the information necessary ... 13 is there a pressure reducing valve on dishwasher yes no machine type #3 ... homes 1 kitchen refer to restaraunt checklist 2 laundry refer to laundry checklist 3 ... system sizing refer to laundry sizing checklist dormitory checklist shower load 1 ... dorm yes no 3 co-ed dorm yes no school checklist shower load 1 no of showers 2 time ... students served by 30 the restaurant checklist may then be used maintenance of hot ... be considered in sizing swimming pool check list 1 square feet of pool or what is ... ambient temp vs pool temp f apartment check list 1 no of apartments 2 actual no of ...
the extrol system includes a built-in valve and check valve for reducing supply ... 15 3/8 length 14 3/4 17 3/4 24 5/16 23 price filltrol combination package with air ... pressure 240of fig no model purger price size 60870 109 1 60871 109 1 1/4 ... 1/2 1/2 1/2 extrol combination packages price includes air purger and one float vent ... call now with your specifications price filltrol valve kit fig no 17797 extrol ... diameter inches length or height ins price 8507 8512 8513 8515 2 4.4 7.6 14 8 11 ... up to 150 psi float vent up to 150 psi price air eliminator cast iron max working ... 7 5/8 width 6 system tapping 3/4 npt price air separator/eliminator cast iron max ... 304 height 15 7/8 width system tapping price 4 1/2 1 npt for additional information ... 610-279-6299 please call for current prices ...
2 fig no 5723 5725 5726 5728 5729 5731 price dielectric fittings heating dielectric ... no 49244 44816 49354 49355 49356 49357 price dielectric union copper x male ip size ... 3/4 fig no 53571 price dielectric union flanged copper x ... 1/2 3 4 fig no 84156 36514 50056 62005 price braukman pressure regulating valve ... 400 psi inlet 15-150 ips outlet flo valves b&g fb38 low pressure reducing valves ... equipped with a low inlet pressure check valve and removable strainer fig no ... 41043 price 1/2 3/4 1 cast iron straight-angle ... size size fig no 44099 44098 44856 price fig no price 3/4 7880 1 7881 1 1/4 7882 ... straight pattern size 3/4 fig no 62008 price reducing valve low pressure reducing ... valve is equipped with a low inlet pressure ... check valve and removable strainer it is suitable ...
position it manually forces the valve wide open returning the lever to its ... normal position permits the valve to maintain normal pressure in the ... and rugged iron body diaphragm relief valve set 30 lbs size 1/2 max temp 212of ... price watts t1450f identical to above except ... union threaded inlet connection fig no price 3796 fig no model size 3780 3784 3782 ... 5 5/16 thread 5 5/16 length weight price 3 1/2 4 1/8 4 1/4 2 1/8 2 1/4 2 1/4 ... union sweat inlet connection fig no price 3799 other watts t145b bronze body dual ... water regulator 30 lb diaphragm relief valve and bronze body strainer max temp 212of ... available amtrol b&g honeywell price watts n256 bronze body feed water ... pressure regulator tight seating check valve with integral strainer and unitized ... fig no 3788 cash acme taco and more price we sell solutions for additional ...
duff co no 1-a air valve a float-type vent with adjustable port ... psi ing 1/8 angle hoffman air valve heating no 40 steamair valve a float- ... ventno 500 steam or water air valve for convectors and radiators a disc- ... type vent with built-in check valve for automatic venting can be taken ... 15 psi fig no fig no fig no 7619 price price 41940 price 7620 no 76 air vent for ... single non-adjustable no 4 quick steam valve port for relieving air from ... operating no 74 steam unit heater air valve only does not close against water ... to 10 above horizontal return fig no price present with rising dropping or steady ... press 25 psi no 78 water main vent valve designed fig no price for use on high ... 7628 hot or cold water mains fig no price and process applications 7627 no 79 ...
water model 67 68 fig no 17686 49276 price short stop with a short stop valve ... vent water can flow around the extended valve mechanism into the vent when the air ... shut off the flow of water fig no 17687 price industrial air vent built-in shutoff ... and cooling applications fig no 48875 price hydrovent automatic air vent for hot ... systems to remove air the nickel plated valve has a quick venting design and a ... positive shut-off ball check the hydrovent features a replaceable ... shutting off the system fig no 49275 price auto vent built-in shutoff 1/8 npt ... petroleum based additives fig no 34297 price fig no 41940 price fast venting air ... valve for steam c gorton vapor equalizing ... valve venting capacity equal to 15 ordinary ... type air valves on radiators farthest from the boiler ...
-2 #8840 for steam and hot water fig no price boilers model 51-2 fig no price make-up ... hot water model 53-2 8840 20050 fig no price fig no price fig no price 8850 8856 ... pressure steam boilers model 61 test-n-check valves for hot water low water fuel cut ... tc-4 50 lbs pressure model 63 fig no price fig no price fig no price fig no price ... fig no price 8872 8878 8930 8918 22176 pump control ... size up to 150 psi model 150-s fig no price pump control cut-off and alarm like # ... a vessel mode ps801-u-120v 63833 fig no price fig no price uni-match electronic flow ... 5000 sq ft cap model 101a-120v fig no price 63835 44767 44477 fig no price 8852 ... max pressure 100 psi model f-s-1 price fig no price 8932 41421 fig no price ... fig no price fig no price 19553 page 322 35671 8931 call duff ...
with liquid which enters through a check valve the vent valve at the top is open ... and the motive gas steam or air supply valve is closed when the spring loaded ... and snaps over the center the vent valve closes and the gas supply valve opens ... body is pumped out through the outlet check valve the float starts to drop when the ... snaps over the center the gas supply valve closes and the vent valve opens ... hardened stainless steel condensate valves and seats for extra long life drks1 ... the thermostatic air vent float linkage valve seat and body gasket these kits were ... include the cast iron cover condensate valve assembly float and linkage thermostatic ... no 88261 88262 88266 88267 88268 88269 price series drks2 repair kits include ... condensate valve assembly float and linkage a ...
heating fusible valves duff co straight female pipe 3/8 fip ... fig no 32324 price 1/2 fip straight flare 3/8 od fl x 3/8 ... od fl fig no 32326 price fig no 32325 price 3/4 fip fig no 51437 price angle valve ... 3/8 od flare x 1/4 m fig no 51171 price 1/2 od fl x 1/2 od fl fig no 32327 ... price oil safety valve not fusible 3/8 fip relieves pressure ... due to accidental line breakage fem ip check valve spring loaded 3/8 fip x 3/4 fip ... fig no 32328 fig no 32330 price flare check valve spring loaded 3/8 id fl x 3/8 od ... fl fig no 32329 fig no 32331 price 1/2 od fl x 1/2 od fl price 1/2 fip x 1 ... /2 fip price the osv is ideal for use in oil supply ... line pressure on the inlet side of the valve but requires a sustained vacuum on the ... outlet 3/8 fip side of he valve fig no price 48474 for the fuel to 1/2 fip flow to ...
