1Pressure Reducing Valve

304 Stainless Steel 1 GPM UV Assembly With 1/4" FNPT Connections. 6 watt Phillips UV Lamp, quartz sleeve and 100 volt transformer.  Individually boxed.  Great addition to any RO reverse osmosis system or undercounter drinking water filter system.

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Waterpressure Reducing ValveRepair kit

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KX Matrikx ® KX CTO Plus #01-250-10-Green / CTO PLUS / Matrikx +1 # 01-250-125-975. THE PLUS 1/CTO PLUS HAS BEEN DISCONTINUED AND REPLACED WITH THE CTO PLUS GREEN. IF YOU ORDER THE PLUS 1/CTO PLUS YOU WILL RECEIVE THE CTO PLUS GREEN. Extruded Carbon Block Water Filter. 9 3/4" long X 2 1/2" diameter OD X 1 1/4" diameter ID. 20 per case, sold individually. Order a case and save even more.

Be sure to check our Parts Department for important parts such as TDS Testers For Reverse Osmosis Membranes, Replacement Tanks, O-rings , Filter Housing Wrenches, Faucets, Pumps, Fittings, UV Systems and more parts for your reverse osmosis pure water filtration system.   View maintenance and servicing tips online at our Installation & Trouble shooting Guide.

watts 3/4pressure reducing valve

Replacement water filters, RO reverse osmosis membranes and whole house filter systems. Refrigerator water filters, pool and spa filter. Pentek, OMNIFILTER water filters. Chiller Daddy water chillers

Inversion Stand for Water Tank on  Reverse Osmosis Systems.  Enhances performance.  Flip the tank over and remove the weight of the water from the bladder.  Pressure and storage capacity are unchanged.  Extends the life of your reverse osmosis water tank.

LFN45B

Replacement Air Gap and Non Air Gap Faucets For Reverse Osmosis RO Systems, Pure Water Systems And Water Coolers - TouchFlo Faucets. Low prices and fast shipping online since 1999. Millions sold. Quantity discounts. DIY HELP Guides.

Watts LFN45B

First question I'm trying to identify the right replacement part for a Watts n35b water pressure regulator. A watts LFN45B appears to be the new version of this. It has the same specifications: Range 25-75. The threading set up also looks the same. Is this right?

Replacement water faucets, water pumps, tanks, UV, drain saddles, o-rings, wrenches, valves, water accumulator tanks, fittings, TDS meters, water filters, reverse osmosis membranes, parts for reverse osmosis and pure water drinking systems. Low prices and fast shipping online since 1999. Quantity discounts. Millions sold. DIY HELP Guides.

4 Gallon Reverse Osmosis Tank GGN-Tank-4 Pro 3.2. This is the perfect replacement tank for most RO reverse osmosis systems.   Stainless Steel valve connector.  Perfect replacement for all home RO reverse osmosis drinking water systems.

Second question - When installing this do I need to solder it or do any other treatment to the threading besides letting the o-rings do the work?

Easy TDS Membrane Performance CalculatorSee If It is Time To Replace Your MembraneFeed Water TDS RO Water TDS SubmitSimply enter your Feed Water TDS and RO Water TDS into the boxes above and click "Submit". The percentage of TDS Rejection will be displayed. We normally recommend membrane replacement once you drop below 75%. This may vary in areas with high TDS in the feed water.See our selection of TDS meters under Water Tests

110 Volt Chiller Daddy ® CHL-750XL Under Sink Water Chiller -  NEW TANK IS 25% LARGER than our previous chillers.  Output Cold Tank Volume : 3 liter (0.8 gallon) Exterior cabinet is made of RUST FREE 304 SS Stainless Steel. Cold Water Container is made of SUS304 Stainless Steel. Inlets and outlets are 1/4" stainless steel 304. Includes a pair of quick connectors for a simple hook up. Output of Cold Water : 1.75 Gallons Per Hour (6.6 Liters 5L/H (<10C) Continuous Cold Water Output(cc/hr). This is a high output, heavy duty undersink drinking water chiller. Great for use with a Reverse Osmosis System or drinking water filter system.

Amtrol Reverse Osmosis Accumulator Water Storage Tanks - Water tanks for reverse osmosis drinking water systems. Low prices and fast shipping online since 1999. Millions sold. Quantity discounts. DIY HELP Guides.

Multi Filter - Inline 10" - Mineral, Aluminite, Far Infrared Mineralized Balls, GAC Granular Activated Carbon, Plus 4 Stages of Suspended Particlutate Pre Filtration. This mineral filter is the perfect filter to add on to your RO Reverse Osmosis drinking water system. Easily attaches inline between the faucet and RO system.  MAKE YOUR OWN MINERAL WATER

Wattspressure reducing ValveRepair Kit

Be sure to check our Parts Department for important parts such as TDS Testers For Reverse Osmosis Membranes, Replacement Tanks, O-rings , Filter Housing Wrenches, Faucets, Pumps, Fittings, UV Systems and more parts for your reverse osmosis pure water filtration system.   View maintenance and servicing tips online at our Installation & Trouble shooting Guide.

Leak Controller For Reverse Osmosis Systems, Refrigerators, Ice Makers and Coffee Machines. Low prices and fast shipping online since 1999. Millions sold. Quantity discounts. DIY HELP Guides.

Four Stage Standard RO Reverse Osmosis Replacement Water Filter Change Kit.   (2) 5 micron sediment Pre Filters, (1) 10 micron Carbon Block Filter and (1) Inline GAC Post Filter.  RO reverse osmosis membranes sold separately.

Water Filter System and Reverse Osmosis System Installation and Service Guide. Huge inventory of replacement water filters , reverse osmosis membranes and maintenance service parts. Low prices and fast shipping online since 1999. Millions sold.

TDS Meters - Water Testing Made Easy - Test Your Own Water. Huge inventory of water tests. Low prices and fast shipping online since 1999. Millions sold. Quantity discounts. DIY Testing guides.

Rebuild Wattspressure reducing valve

Learn how to increase the GPD capacity of a Reverse Osmosis membrane. Upgrade made easy. Low prices and fast shipping online since 1999. Millions sold. Quantity discounts. DIY HELP Guides.

Watts N55B

Large selection of replacement water filters, reverse osmosis membranes, testing kits and water filter system repair parts. From one water filter or membrane to case quantity discounts.

Premium inline reverse osmosis membrane flow restrictor - Keep your system operating correctly by replacing worn flow restrictors.  Reverse Osmosis systems use pressure differencials to power the reverse osmosis process.  A worn flow restrictor will alter the proper balance. Our in-line capillary flow restrictors are very simple to install.

The perfect replacement faucet for under sink reverse osmosis drinking water systems.  Works as air gap or non air gap.  Quick release when drawing a glass of water or lock it on to fill a pitcher or cooking pot.   This is a top selling replacement faucet for most reverse osmosis systems.

Here is a link to the 45B at lowes: https://www.lowes.com/pd/Watts-LFN45B-Copper-3-4-in-MNPT-Pressure-Reducing-Valve/3503148

Chiller Daddy Water Chillers for RO reverse osmosis water purification systems - Chiller Daddy CHL-501 & CHL-750XL Under sink and under cabinet water chiller. Low prices and fast shipping online since 19999. Millions sold. Quantity discounts. DIY HELP Guides.

John Guest ® ASVPP1LF Angle Stop Water Valve - Makes installation a snap. Very simple to use. PPASV121208W and PPASV121212W

This is one of the finest RO tanks we have ever seen. The patented O-ring seal on the air stem assures "set and forget" pressure settings. Keeping the pressure in the tank set correctly is an important factor in operating your RO system. Approximately 14" high (without the tank valve) X 11" in diameter.

Omnipure ® CL-10RO-T/33 inline GAC carbon water filter replacement cartridge. 1/4" (-B) or 3/8" (-C) FNPT (Female National Pipe Thread) connections. Replacement Jaco connectors and John Guest Speedfit connectors available separately for 1/4" or 3/8" tube. 25 per case, priced and sold individually. Order a case and save even more.

Simply enter your Feed Water TDS and RO Water TDS into the boxes above and click "Submit". The percentage of TDS Rejection will be displayed. We normally recommend membrane replacement once you drop below 75%. This may vary in areas with high TDS in the feed water.

Reverse Osmosis Systems by 3M, Everpure, PuroTwist, Pentek, Omnifilter, WaterFiltersOnline, Hydrotech, Canature and many others. Compare and save. Low prices and fast shipping online since 1999. Millions sold. Quantity discounts. DIY HELP Guides.

Puroflo FLR-868-878 Long Reach Chrome Non-Air Gap Premium Faucet is NSF Certified. Smooth operating ceramic disk design with 12" High Reach Neck Design. California Prop. 65 and AB1953 compliant. Low Lead Level