Catalog: Duff Company Catalog | |
| valves solenoid valves for industrial applications coil ... operation silver with stainless steel valves duff co pilot orifice diaphragm ... permits use of small less expensive valves solenoid valves are electrically ... devices used to control flow the valve is used for the remote on/off or ... of liquids gases and steam solenoid valves do not regulate flow jackes evans ... operation solenoid valves consist of two main elements 1 an ... electrical coil the solenoid and 2 a valve body or pressure vessel the solenoid is ... that powers acts to open or close the valve the valve is the pressure containing ... unit that acts to shut off or open media flow when the solenoid is ... attracts a moveable plunger in the valve physical movement of the plunger opens ... or closes a valve orifice which give the valve on/off or ... | |
| valves iron body awwa valves duff co awwa inside screw non-rising ... on bonnet generally recommended for shutoff on water lines 200 psi water 4 12 175 ... trim solid wedges wheel operated this valve contained flanged ends sizes up to 20 ... 24 48 iron body awwa butterfly valves these butterfly valves are manufactured ... seating surface to endure bubble-tight shut-off on pressures to a maximum rating of 250 ... | |
| in bulk problem water leaks at valve stem and/or bonnet water leaks at valve ... shut-off variable or untempered discharge ... temperature water leaks at valve shut-off due to worn hot water seat variable or ... after motor replacement water leaks at valve shut-off shut-off disc and/or hot water ... been replaced for use when hot water supply temperature is below 120of allows ... to be within 2of of hot water supply complete bonnet assembly includes items ... dial and lever handle discard old stoem valve and hot water seat replacement ... | |
| pressure variations in the water supply lines recommeded solution remove lime ... and disc water is still untempered the shut-off disc may be gasket and disc replacement ... replacement worn water leaks from the valve or showerhead after shutoff combination ... seat water leaks from the replacement valve or showerhead after shutoff valve and ... hot water leaks at valve shutwater seat off due to worn hot water seat replacement ... continues after motor replacement the shut-off disc may be gasket and disc replacement ... 420-524 models 1-9 worn hot water seal valve hot water seat kit #227-290 std cap ... models 1-4 should be replaced valve hot water seat kit #227-340 std cap ... models 5-8 valve hot water seat kit #420-561 std cap ... model 9 worn hot water seal valve hot water seat kit #227-290 std cap ... | |
| water pipes restricting the hot water supply b the hot water supply temperature may ... rotation setting may be too low remove valve handle and readjust the handle rotation ... the handle rotation stop d if the valve is more than 10 years old refer to date ... erosion may have affected parts of the valve body model 9 use kit #420-557 models 1- ... water conversion kit #420-203 if the valve opens with hot water flow rather than ... connected to the wrong parts remove the valve and reinstall if the tempered water is ... raise the temperature of the hot water supply b the hot water temperature is too low ... for the valve to control properly model 9 use low ... is less than desired a the upstream supply valve may not be fully open bc the ... inlet supply pressures may be low c lime deposits ... | |
| price short stop with a short stop valve installed in a maid-omist 67 air vent ... water can flow around the extended valve mechanism into the vent when the air ... the mechanism automatically retracts to shut off the flow of water fig no 17687 ... price industrial air vent built-in shutoff includes vent cap and leakage guard 3/4 ... systems to remove air the nickel plated valve has a quick venting design and a ... positive shut-off ball check the hydrovent features a ... the cartridges can be replaced without shutting off the system fig no 49275 price auto ... vent built-in shutoff 1/8 npt male epdm seat disc and o-ring ... 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 ... | |
| zone back two independent check valves all cross-connections subject to main ... supply lines with intermediate relief valve backpressure or back siphonage ... hazzard cross connections supplied with shut-off valves where there is a high potential ... pressure detector assy high hazzard rpz valve backflow preventers with a water meter ... in by pass line fire protection system supply main detects leaks and unauthorized use ... -connections subject to double check valve assembly two independent check valves ... testing continuous pressure tions main supply lines food cookers tanks vats lawn ... pools fire sprinkler lines res supply lines at the meter residential fire ... in by pass low hazzard line dual check valve backflow preventer for low hazard cross ... app laboratory faucet dual check valve with intermediate vacuum breaker in ... | |
| gages in 1.25 of water check valve ul model vcl-45s pump has cast aluminum ... disengages pump in .5 of water check valve ul listed tube discharge includes pump ... with greater pumping capacity check valve ul coil cleaning kit model tkt model ... out coils the little giant coil check valve and 20 of 1/4 tubing same as model ... -spt exchangers water heaters and oil supply lines shallow pan tank unit for use ... where mini valve ul listed to fuel oil heaters used with ... 3 prong molded plug ty switch and check valve includes 18 of 1/2 tygon tubing 10 ... power gallons per hour 115 vac 60 hz shut off psi fig no cord with 3 prong molded ... 10 4.3 11517 1-abs includes 3/8 check valve 70 55 20 8.6 43186 suitable for high ... 18146 gph rates shown are with check valves page 386 for additional information ... | |
| in-line cleaning without disassembly no shut off required during backwash cycle ... filter provides an uninterrupted supply of filtered water during backwashing ... or temperature protection of solenoid valves protection of water source heat pumps ... pump s actual flow rate if you have a valve between the pump and the pressure tank ... or liters per minute if you have no valve follow these simple steps 1 immediately ... after your pump shuts off open faucet between pressure tank and ... of time in minutes pump runs before shutting off again 3 divide volume by time to ... | |
| 479 pvc couplings 603 delaney flush valves 202 slip joint fittings 207 209 delex ... 185-188 delta faucet wrench 684 stop valve 8 diaphragm level control 374 sump pump ... check valve 374 diaphragm pumps 387 tubular 207 209 ... diaphragm valves 33 condensate pump cold water 386 die ... 583 dies 656-657 consolidated relief valves 311 dip tube 278 continuous waste 206 ... -366 copper fitting tools 678 dole air valves 313-315 copper fittings 86-98 dolly ... hand truck 704 copper shut-off tool 650 dope brushes 679 copper tubing ... douglas 693 corosex 502 douglas flush valve 228 corrugated pipe 69 599 dow 541 ... -589 dresser couplings 65-66 603 cpvc valves 607 drills ... crimpers 694 drill set 648 cryogenic valves 42 drinking fountains 248-249 culvert ... 204 duplex strainers 116 durabla check valves 41 dust mask 691 dutch finger 671 dyna- ... | |
