Catalog: Duff Company Catalog
Company/Brand: Duff Company
f series in Duff Company Catalog by Duff Company
co valves every option not available for every valve ball valve options grounded ... washer stainless steel washer used for grounding the lever and stem to the ... suitable where space is a problem for safety reasons oval handle low profile ... used in lieu of lever handles for safety also visually indicates open or ... is 1 stainless steel handle nut for use on bronze and carbon steel ball ... is corrosive standard on s8000/s8500 series stain less steel valves extended handle ... for insulated pipe in heating or air ... in both the on or off position ideal for hazardous pipe lines where tamperproof ... protection is a must serrated male by female threaded ends commonly used with ... plastic and rubber hose connections for positive shut-off oval handle high ...
duff co powers mixing valves plumbing fotoguard/fotopanel processing photographic and x ... -ray film requires precise temperature control to ... prevent clouded or spoiled film the sereis 440 fotoguards and ... fotopanels permit the user to select precise ... mixing valves 460 alarm the series 460 alarm provides an extra margin of ... of excessive hot water temperatures the series 460 alarm not only acts as an ... as a safety shutdown device to prevent flow until the alarm condition is corrected ... series 420 thermostatic valves scalds or ... thermal shock hot or cold can result from pressure and/or temperature changes in ... in safety the powers process controls series 420 hydroguard thermosttic valves for ... supply pressure or temperature a liquid filled thermosttic motor reacts immediately to ...
duff co heating freeport cast iron three pass scotch marine ... oil fired hot water boiler standard equipment ... includes completely factory assembled pre-wired and crated deluxe ... carton refractory insulated hinged front door with sight glass 7 draft ... regulator asme relief valve model fig no 41285 80806 41286 74974 41287 42903 ... 86.1 84.7 86.1 84.0 86.1 86.1 86.1 85.3 f series cast iron 3 pass scotch marine ... includes boiler sections shipped fully assembled refractory insulated hinged ... front door with sight glass deluxe baked ... enamel steel jacket with foil faced blanket insulation combination ... /quad locking damper supply manifold for mounting controls safety disconnect ... burner plug for front door model fig no oil gph i=b=r i=b=r gross output ...
relief valve calibrated adjustment feature for setting valve to relief pressure ... thermal expansion relief valve 3/4 fig no 3842 price fig no 3774 price watts ... rated self-closing t&p relief valve for water heaters up to 100,000 btu/hr a ... carrier to protect thermostat from accumulations of mineral deposits and ... 4 extension thermostat male inlet and female outlet pressure range 75-150 lbs ... 000 don t let this happen to you model fig no size height less thermostat 1 7/8 ... 100xl-4 3756 3 1/2 3/4 100,000 watts series 40,140 240 340 a.s.m.e rated ansi z21. ... settings 75 100 125 and 150 lbs for gas electric or oil-fired storage water ... ,000 btu/hr rating use 3/4 no 40 140 series tested under ansi z21.22 with ratings ... as certified and listed by aga and cga for gas or oil-fired storage water heaters ...
duff co heating quik-fix quik-fix radiator steam trap replacement kits ... original manufacturers models and parts for steam radiator traps are no longer ... a spare parts inventory problem quik fix replacement kits address both these ... a thermostatic capsule that is the same for all traps and a simple easy to install ... steam trap operates like new the quik fix kit uses no springs or gaskets never ... bi-metal wafers pressure ratings for pressures from 25 hg vacuum to 65 psig ... to recommended shema standards for 1/2 and 3/4 size low pressure ... radiator traps features quick easy economical simplifies/ ... 913a 913h e h s65 tb25 ts25 t65 3gh fig no 58984 58986 58988 58989 58990 qf-6 ... qf-13 qf-25 qf-26 replacement air vents for f&t traps 15 and 30 psi 59008 series ft ...
reducing valve with integral strainer for residential commercial and industrial ... applications furnished with npt union inlet and npt female ... outlet for sizes 1/2 through 2 suitable for ... in thermal expansion by-pass equalizing feature to relieve thermal expansion in closed ... range u5b hp range 75-100 set 90 size fig no price 1/2 3/4 1 1 1/4 1 1/2 2 3584 ... with and without separate strainers series 223 and n223b are one of the most ... experience proven designs available for commercial institutional or industrial ... reduced pressure range 25-75 lbs set for 50 lbs delivery pressure unless ... otherwise specified npt female inlet and outlet max temperature 160of ... low pressure range 1 35 lbs set for 30 lbs unless otherwise specified ... /4 50-120 1 1/2 2 1/2 50-95 lbs size fig no price 1/2 3/4 1 1 1/4 1 1/2 2 2 1/2 ...
regulators-backflowpreven ters-meters for food service duff pvc flow controls are ... designed for applications where constant flow rates ... are encountered they are ideal for use in environments where metal ... purity deionized water applications flow capacities are available from 1/4 gpm ... to 540 gpm specify exact gpm flow rate duff flow regulators pvc flow ... regulators frs-series flow regulators ss-g series stainless steel ... flow regulators threaded flow no of pipe size model length apprx fig ... 540 54 6 t-600-54 4 2.50 83732 plainend flow no of pipe size model length apprx rate ... -25 5 1.47 270-540 54 6 p-600-54 8 3.90 f l a model no f-200-7 f-250-9 f-300-14 f ...
max operating pressure=200of standard factory precharge 40 psig for use with potable ... pressure below the relief valve setting fig no max psig 43561 38696 49699 150 150 ... psig max operating temperature=200 o f precharge pressure=22 psig large size ... carefully calculated is separated from system water by a heavy-duty sealed-in ... the air pressure can be measured and field adjusted through the vessel air valve ... reservoir provides a 100 corrosive-free surge chamber fig no rated flow 48971 ... 8 1/2 11 7/8 dia 9 1/8 6 1/8 volume cu ft .092 .145 price water hammer the noise ... from banging pipes is caused by shocks of ... high speed water flowing in the piping system when a fixture is ... of the water a non-compressible liquid flowing at a given pressure and velocity causes ...
mark iv heavy duty 1/2 hp 115 volt oil filled motor 6.3 amps high capacity rate 85 ... gpm automatic operation features piggy-back style float switch removable ... snap-off strainer for easy cleaning vent relief prevents air ... lock 1 1/2 mpt discharge fits into 2 diameter sump fig no 50555 ... resists clogging removable screen for easy cleaning 1 1/4 fpg discharge with ... garden hose adapter included pumps floor dry to 1/8 fits into 7 opening two ... year warranty fig no 10629 price discharge height above ... classic sumpless 1/6 hp 115 volt oil filled motor 5 amps the same classic utility ... sump pump that can pump down to 1/2 from floor includes pump solid state probe ... switch check valve and mud pad fig no 10631 price discharge height above ...
heavy duty motors easy service design four position discharge and air volume ... include replaceable wear ring and feature back pull-out design medium head ... of head with capacities to 90 gpm j series feature lexan impellers abrasion- ... resistant for normal applications with working ... temperatures to 140 deg f jb series feature brass impellers for temperature ... applications up to 225 deg f jb pumps als equipped with high ... general purpose centrifugal pumps j series pump and other sta-rite centrifugal ... other design characteristics call duff for complete information on sta-rite ... centrifugal pumps for specific applications on other ... equipment or for any specific installation requirements ... 1 115/230 1 1 1/4 230/460 3 page 388 for additional information call 610-275- ...
treatment commercial water softeners f g 7 and 12 day regeneration cycles ... single or twin systems must be designed for minimum 1 day capacity note special ... systems usually are used when high peak flows are needed 2 water meter initiated a 5 ... 1 unit regenerates then #2 regen erates series regeneration can be designed with ... 1 meter one unit in service one unit fresh and ready on standby also referred to ... also these will afford much greater flow rates without the expense and handling ... tanks b metered systems are best suited for erratic unpredictable water usages twin ... times are usually used when high peak flows are needed alternator systems are used ... must be available at all times page 504 for additional information call 610-275- ... 4453 or fax 610-279-6299 please call for current prices ...
on residential autotrol controls fig no 67734 66483 66495 73123 67825 66492 ... 3/4 3/4 3/4 3/4 3/4 1 1 1 1 1 1 1 flow rates 10 10 10 10 10 10 10 10 10 10 10 ... b,z b,z e,m,b,z e,m,b,z e,m,b,z b,y,f,m b,y,f,m b,y b,y b,y e,m,b,y e,m,b,y ... with the 480 dds controller continuous flow rate based on 15 psi pressure drop 50 ... demand system 8 calendar override feature 9 time of regeneration and brine fill ... b bypass valve e electronic timer f backwash filter m meter initiated ... y 3/4 inlet/outlet z 1 inlet/outlet series 255 valve 440 control series 255 valve ... 168 valve with 440 timer page 513 for additional information call 610-275- ... 4453 or fax 610-279-6299 please call for current prices ...
duff co fig no 46856 47562 44526 44527 50516 47563 ... water treatment autotrol commercial series softener/filter control valves inlet ... 1.5 mg u 9 2 t 2 an m 6 ma model flow rate 100/170 61/81 61/81 61/81 61/81 ... 15 15 15 50 50 45 45 45 option keys e,f,m,s,q e,f,m,s,q e,f,m,s,q e,f,m,s,q e,f,m,s,q ... e,f,m,s,q e,f,m,s,q e,f,m,s,u,q e,f,m,s,u,q e,f,m,s,u,q price magnum cv high ... performance cv series control valves options keys e ... regeneration u upflow regeneration f backwash filter s service valve ... magnum cv controls description fig no price 1 electronic control/962 ... wall mount transformer nw1 65079 10 10 ft hall effect cable with connector page ... 520 for additional information call 610-275- ...
