Catalog: Duff Company Catalog
Company/Brand: Duff Company
boiler water pressure relief valve in Duff Company Catalog by Duff Company
table of contents valves page 1 plumbing industrial ball ... flanged plug float solenoid and boiler valves hydrants floats petcocks and needle ... valves fittings pipe and tubing page 43 ... and strut fi re protection page 141 valves sprinklers fire stops grooved fittings ... page 155 t&s brass central brass powers valves symmons moen and delta faucets and ... parts commercial drains sloan valves parts and optima faucets tubular traps ... washroom accessories showers and heads water coolers and fountains emergency ... steam page 267 tube bundles and coils water heaters boilers unit heaters controls ... circulator pumps dielectric fittings relief valves regulators vents thermometers ... boiler trim gauges steam traps condensate ... duct heat tape insulation and oil tanks water regulators backflow preventers and ...

heating aruba cast iron gas fired hot water boiler co standard equipment includes ... deluxe baked enamel steel jacket 3/4 boiler drain asme relief valve 30 lb 1 1/4 ... circulator wired and piped to boiler one piece cast iron burners natural gas ... automatic redundant combination gas valve 24v with pilot filter switches one ... 141,000 169,000 198,000 226,000 ibr net water rating btu/hr 26,000 49,000 73,000 98, ... 80.7 jamaica cast iron gas fired steam boiler standard equipment includes standing ... deluxe baked enamel steel jacket steam pressure gauge 3/4 boiler drain asme pop safety ... valve set for r15 psi pa-404a pressure-trol one piece cast iron burners gauge glass ... spill switch and one rollout switch low water cutoff float type mounted vent damper ... doe ibr net square wght input heating water foot input heating water foot packaged ...

co heating cxe gas fired cast iron hot water boiler high efficiency standard ... switch for proven air flow combination pressure/temperature gauge 1 1/4 circulator ... isolation flanges asme relief valve 30 lb complete installed and wired gas ... 94,000 125,000 155,000 186,000 ibr net water rating btu/hr 31,000 55,000 82,000 109, ... 82.0 megastore stainless steel indirect water heater the boiler that heats your home ... efficiently than direct-fired domestic water heaters so mega-stor saves on fuel ... costs by using hot water from your boiler to heat water for your showers standard ...

co nassau cast iron oil fired steam boiler standard equipment with coil includes ... oil burner with cad cell oil solenoid valves r8184g primary control mounted tankless ... with trimmings asme 3/4 pop safety valve silicone sealant boiler drain draft ... regulator pa-404a pressure trol l-4006a aquastat steam gauge low ... water cutoff #67 float type standard ... .75 4.00 bahama cast iron oil fired hot water boiler standard equipment with coil ... 1 1/4 circulator wired and piped to boiler tankless coil combination temperature ... pressure gauge boiler drain asme relief valve draft regulator standard equipment less ... doe heating capacity btu/hr ibr net water rating btu/hr burner capacity gph ... of energy needed to raise 1 lb of water 1 0f in one hour for additional ...

pass scotch marine oil fired hot water boiler standard equipment includes ... sight glass 7 draft regulator asme relief valve model fig no 41285 80806 41286 ... 162,000 202,000 243,000 286,000 ibr net water btu/hr 80,000 104,000 105,000 139,000 ... marine commercial oil or gas hot water boiler standard equipment includes ... boiler sections shipped fully assembled ... insulation combination temperature pressure gauge asme relief valve high limit ...

duff co watts relief valves heating watts 374a special pressure hot ... water boiler relief valve 3/4 only 550,000 btu watts 530 ... calibrated pressure relief valve calibrated adjustment feature for ... setting valve to relief pressure adjustable range 50-175 lbs all brass ... suited as by-pass thermal expansion relief valve 3/4 fig no 3842 price fig no ... 100xl asme rated self-closing t&p relief valve for water heaters up to 100,000 ... extends the effective life of the valve of overcoming problems created by ... adverse water conditions has test lever and 4 ... thermostat male inlet and female outlet pressure range 75-150 lbs standard setting 150 ... lbs temperature relief 210of thermostats with special ... ,140 240 340 a.s.m.e rated ansi z21.22 relief valves and automatic gas shut-off ...

duff co watts 174a a.s.m.e water pressure safety relief valve bronze body safety ... relief valves for pressure protection only of all types of hot ... water heating boiler equipment pressure range 30 to 150 lbs with corresponding ... ,000 9,970,000 12,170,000 14,370,000 2 relief valves heating 30 psi fig price no 3/4 ... 3840 price watts 740 iron body safety relief valves with expanded outlets for hot ... water space heating boilers pressure range 3-75 lbs with corresponding high ... btu rating size for size than other valves on the market female inlet and outlet ...

examples type purpose 1 2 3 4 reduced pressure zone back two independent check valves ... to main supply lines with intermediate relief valve backpressure or back siphonage ... commercial boilers flow preventer hospital equip for high ... connections supplied with shut-off valves where there is a high potential lab ... health contamination and continuous pressure applicawaste digesters continuous ... pressure tion car washes reduced pressure detector assy high hazzard rpz valve ... backflow preventers with a water meter and rpz in by pass line fire ... detects leaks and unauthorized use of water fire sprinkler lines all cross- ... connections subject to double check valve assembly two independent check valves ... health contamination and continuous pressure applica checks are replaceable for ...

water treatment h o t highp re s s u re duff ... housings applications hot liquids salt water fisheries hot water toluene/xylene ... humidifying systems temperature control valves the hot/high pressure filter housings ... cap style is available standard cap no pressure relief no mounting bosses extra thick ... on a wide range of temperatures and/or pressures in addition these housings are ... involving organic solvent sea water alcohol petroleum and vegetable oils ... high temperature/high pressure combination along with the excellent ... information call for our operating pressure vs temperature chart avoid use with ... make them an economical choice maximum pressure 125 psi maximum temperature 125of ... maximum pressure 200 psi maximum temperature 200of slim ... line black housings applications high pressure ro toluene/xylene hydraulic oil food ...

regulators air 624 purge and balancing valves 305 regulators purolite 533-541 air 624 ... inside pipe cutter 699 fire protection pressure regulators 143-145 pvc nipples 590 flow ... steam 325 pvc tape 342 pilot operated water 355 pvc tools 699 steam 325 328 pvc ... rod 594 temperature 328 pyrolox 502 water 329 355 -qwatson mcdaniel 325 qest 571 ... 290-291 293-295 300 quick connects water 619 relief valves quick connects hose ... asme 308 310-311 quick fix 332-333 back pressure 327 quick john 231 consolidated 311 ... quick nutcracker 685 hot water boiler 308 quick sweat 671 kunkle 311 - ... rlonergan 311 r relief valves 327 lunkenheimer 311 r tank 674 pop ... 331 radiator traps 327 temperature and pressure 308 radiator valves 297 348 water ... -67 ram bit 699 repair plate 106 range boilers 301 replacement straps 667 ratchet ...

unit heaters 285 universal rundle flush valve 227 up flush toilet 231 up-z-dazy 427 ... steam 314 vacuum breakers 356-358 valve key 697 page 744 valve boxes 599 valves ... awwa 39 ball 15-18 boiler 25 34-35 bronze and iron 12-18 24 ... steel 38 stop and check 25 tank 348 water service 4 yarway 35 van hangers 133 ... cap 348 vent box cast iron 107 vents water 313-315 vents steam 313-315 venturi ... it kit 649 watchman condensate pump 331 water box cast iron 107 water coolers 246-247 ... water hammer 370 water heater storage tank 274 water heater ... accessories 278 water heater connectors 212 water heater ... element socket 685 water heaters 270-277 water meters 367 water ... pressure regulators 355 water ram 683 water softeners commercial 504-512 water ...