duff co environmental page 442 for additional information call 610-275-4453 or fax 610-279-6299 please call for current prices.
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duff environmental grundfos redi-flo4 performance curves 5e 10e co 16e 25e for additional information call 610-275-4453 or fax 610-279-6299 please call for current prices page 445
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duff co environmental service kits for redi-flo2 description used per pump fig no 47488 47489 duff now offers kits to replace the impellers and teflon components within the pump and a kit is now available to service the components that attache the redi-flo2 motor lead into the motor many of the new kits offer individual components available in larger quantities so that more than one pump can be serviced 47490 service kits diagram no 3 4 5 6 7 4 7 13 14 15 16 17 18 5 12 14 15 16 17 18 19 20 21 parts description guide vane wear ring impeller spacer ring wear plate wear ring wear plate ground mtor screw motor lead screw teflon washer brass washer grommet crimped pin impeller set screws motor lead screws teflon washer brass washer grommet crimped pin motor screw long motor screw short filling screw with oring no in kit fig no 2 2 2 45060 2 2 4 47477 4 1 4 4 47461 2 3 3 2 47478 25 47479 12 47480 25 47481 25 47482 25 47483 50 47484 25 47485 25 47486 5 47487 motor lead assembly double contain
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duff co all screens casing hermertically sealed unless otherwise specified pvc flushjointthreadedwellscreen casing 1/2 to 14 plain end well screen 1/2 to 20 slot sizes from .006 to .250 steel well protectors applications environmental environmental pipe custom manufacturing and perforating to your specifications manholes and locking well plugs hdpe flush joint threaded well screen cashing stainless steel flush joint well screen and casing standard and non-standard configurattions always available call for quotes landfills mines septic and sewage systems industrial drainage use your imagination perforated pipe with engineers requiring more and more complex specifications for drainage problems the days of just using pipe with holes in it are over use perforated pipe to ensure desired results available in pvc types i and ii polyethylene hdpe and fiberglass our perforated pipe is customized to meet your specifications primarily used for soil drainage the varied forms of usage
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environmental duff co applications for our dp-series oil/water separators automotive industry assembly line maintenance automotive maintenance facilities engine washing facilities process water airports maintenance facilities bus terminals maintenance facilities bulk plants maintenance facilities chemical plants process water cooling water discharge compressor blow down process water cosmetics industry process water electro chemical plants rinse water fabricated metal plants maintenance facilities floor drains process water food processing plants removal of oil and grease from waste water glass factories process water golf courses discharging pesticides mostly for the pressure washer grinding and honing operations ground water remediation removal of oil sludge and solids from ground water ground water runoff parking lot runoff industrial plants removal of oil and solids from wash down water and waste water lens grinding and polishing machining operations removal of c
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duff co environmental 8x30 granular activated carbon for liquid filtration dwc 8x30 is a virgin granular activated carbon made from selected grades of bituminous coal this product is specifically designed for liquid phase applications here high surface area is needed for maximum adsorption coconut shell granulated activated carbon for vapor filtration dwc carbon is a virgin activated carbon manufactured from select coconut shell raw material and thermally activated in a rotary kiln with a steam atmosphere this carbon is specifically developed for vapor phase applications where it provides superior performance for recovery of low concentration contaminants and odors from the air streams and industrial gases this carbon product has a characteristically low ash and high hardness suitable for solvent recovery applications for additional information call 610-275-4453 or fax 610-279-6299 please call for current prices page 455
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duff co geotextiles environmental typical applications page 458 for additional information call 610-275-4453 or fax 610-279-6299 please call for current prices.
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duff co environmental duff offers a complete line of all your connecting needs hose insert connection for suction layflathoses steel and brass see page 433 plastic see page 610 stainless steel see page 432 compression fittings for tubing connections brass see page 117-122 plastic see page 574-575 for connecting non-pressure piping steel -or plastic see page 103 for connecting contractor and garden hose thread to pipe thread see page 100 for connecting piping under pressure steel or plastic see page 65-55 fittings for ballards and tank fabrication see pages 79 permanent or temporary piping applications see page 81 stainless steel clamps see page 611 see page 618 see page 628 brass saddle tees see page 57 flanges available in pvc cpvc also in steel and cast iron cpvc see page 589 pvc see page 585 cast iron see page 59 steel see page 77 for additional information call 610-275-4453 or fax 610-279-6299 please call for current prices page 461
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environmental duff co harmsco up-flow cartridge filtration a design so superior it s patented harmsco s up-flow design out performs conventional filters fluid enters the filter under pressure and flows through the filter media holes in the center tubes and perforations in the rods that hold the cartridges in place as the fluid continues its path it flows upward past the top seal where it spills over into the standpipe as it hits the filter s domed lid the top of the standpipe is at the high point of the filter also note the the filter cartridges are sealed at the bottom and held in place with threaded pipe caps up-flow stainless steel industrial filter housings cartridge filters 304 stainless steel cpvc standpipes cpvc cartridge holders and threaded caps cartridge cluster filters to remove entire set of cartridges at one time for cleaning or replacement no air entrapment large capacity filters with cartridge filters for easy cartridge removal no vents no fluid by-pass during servicing
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duff co contaminant anything in the fluid that should not be there contaminate the foreign matter in a fluid which is accumulated from various sources such as system dirt residue from wear of moving parts atmospheric solids which settle in an open system contaminates tend to discolor a liquid cause additional wear on moving parts cause system upsets in process stream or reduce the efficiency of a fluid water as well as solid may be considered a contaminate when the presence of water causes adverse results the presence of contaminates whether liquid or solid is the basis on which the use of filters or separator/filters are sought corrosion the conversion of metals into oxides hydrated oxides carbonates or other compounds due to the action of air or water or both salts and sulphur are also important sources of corrosion removal of solids and water reduces the effect or speed of corrosion in many cases and in other cases corrosion inhibitors are used to reduce the effect of corrosion dens
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