Except for changing filters and membranes, you also need to clean, sanitize, replace, upgrade, and maintain other parts and accessories of your reverse osmosis system. This helps to keep your reverse osmosis system up and running smoothly. We have prepared a list of reverse osmosis system parts.
These reverse osmosis parts include connectors, a tank pressure shut-off switch, a filter wrench, a refrigerator ice maker kit, an automatic shut-off valve, a check valve, a flow restrictor, an O-ring set, a filter clip, tubing, a mounting bracket, screws, drain adapters, and clips. The accessories include an RO tank, RO faucet, RO booster pump, TDS meter, and an RO pressure gauge.
Reverse osmosis system parts table
|RO part||Function||Where to buy|
|RO Faucet||provide filtered water to the point of use||Buy from Amazon|
|membrane Housing||It is where membrane elements are stored safely.||Buy from Amazon|
|filter housing||It is where cartridges, and filters elements are stored safely.||Buy from Amazon|
|Wrench||Helps to tighten, remove and loosen the housings||Buy from Amazon|
|O-rings set||they guarantee leak proof||Buy from Amazon|
|Automatic shut off valve||stop flow of water back into the unit, when the storage tank is full||Buy from Amazon|
|Flow restrictor||Ensures filtered water does not go in the drain pipe||Buy from Amazon|
|Reverse osmosis storage tank||where filtered water is stored waiting to be transported to its point of use||Buy from Amazon|
|Reverse osmosis replacement filters||Buy from Amazon|
|RO Membrane||the heart of reverse osmosis system.||Buy from Amazon|
|Check valve reverse osmosis||Prevent water from flowing back to the RO membrane||Buy from Amazon|
|RO pump||It adds pressure needed to perform treatment function and help to move treated water from storage tank to the point of use such as faucet||Buy from Amazon|
|RO pressure gauge||test your home water pressure.||Buy from Amazon|
|Filter clip||hold inline filters and||Buy from Amazon|
|Tank pressure shut off switch||Buy from Amazon|
|Mounting Bracket, Screw, and clips||Screw helps to mount filter housing to the bracket and holds a membrane clips||Buy from Amazon|
|Fridge Connection and Ice Maker Kit for Reverse Osmosis Water Systems||It is used to connect filtered water output from RO system to your ice maker, coffee maker, or refrigerator.||Buy from Amazon|
|TDS meter||test and monitor quality of your water regarding total dissolved solid (TDS).||Buy from Amazon|
Reverse osmosis system parts
Reverse osmosis housing
Reverse osmosis housing is where the membrane, cartridges, and filter elements are stored safely. We have two types of housing.
- Membrane housing
- Filter housing
No Brand Marking Membrane Housing
It is a standard-sized reverse osmosis membrane housing with 1/8″ FPT Connections.
The housing fits standard residential membranes made by Filmtec and GE, which have a capacity of 18 to 100 GPD.
AMI Component Membrane Housing for Home RO System
The housing is used in the home RO system and can fit standard residential RO membranes. A fit membrane that has a capacity of 10 to 150 GPD and a membrane size of 1.5-1.8” diameter × 10-12” Length
The packet contains a pre-lubricated and pre-installed O-ring.
Express Water Quick Connect Standard RO Reverse Osmosis Membrane Filter Housing Cartridge
To guarantee the standard, this housing is made of heavy-duty, FDA grade, 100% polypropylene, and acrylic styrene BPA-FREE plastics.
It is ideal for industrial standard water filters.
It features push technology that allows connecting and disconnecting quickly without the need for any tool.
White filter housing sump for reverse osmosis 10″ RO canister 1/4.”
It fits most standard-sized RO systems using 10-inch filters.
Liquatec MH09-1812WH Reverse Osmosis Membrane Housing
Reverse osmosis filter housing
AFW Filters White filter housing sump for reverse osmosis 10″ RO canister 1/4″
Pentek 158117 1/4″ #10 Slim Line Clear Filter Housing
Reverse osmosis housing wrench
A reverse osmosis housing wrench helps to tighten, remove, and loosen the housing.
Watts WR-100 Filter Housing Wrench
iSpring AWR2 Reverse Osmosis Pre-filter Housing Canister Wrench
APEC Membrane Housing Wrench For Reverse Osmosis Water Filter System (WRENCH-MEM)
Pentek SW-2 Standard Housing Wrench
It is made of plastic to prevent corrosion.
Culligan SW-2 3/4-Inch Housing Spanner Wrench
O-ring for reverse osmosis
Water filter o-ring
iSpring ORBX2 O-Ring for Big Blue Water Filter Housing
The O-ring fits 10 inches and 20-inch big blue water filter housing
It is a leak-proof guarantee and built to last.
They ensure filter housings don’t leak. O-ring need to be changed regularly mostly when you are replacing cartridges
iSpring ORFX3 O-Ring for 10″ Water Filter Housing Sump O-ring (Set of 3)
This O-ring is ideal for 10-inch water filter housings, pre-filter housings for RO systems, countertop water filters, and whole house water filters.
It comes with a set of three and has a diameter of 31/2 inches O.D.
APEC O-Ring Set for 3.5″ Diameter Reverse Osmosis Water Filter Housings (3 Pack O-RING-SET)
A set comes with a pack of three and has a diameter of 3.5-inch O.D
If you are looking for an O-Ring that fits standard filter housings of APEC ultimate RO systems and essence RO systems, APEC O-Ring will serve you best.
Automatic shut off valve for reverse osmosis
Automatic shut-off valve
It is mostly used in under-sink reverse osmosis systems. The shut-off valve stops the flow of water back into the unit when the storage tank is full.
Aquaboon Automatic Shut-Off Valve
It is made using NSF-compliant material and comes with quick-connect fittings for reverse osmosis.
DIGITEN 1/4″ Automatic Shut-Off Valve with Quick-Connect Fittings For RO Reverse Osmosis(Pack of 2)
The package has a pack of two shut-off valves.
Turn off the water supply when the tank pressure reaches 65% of the supply water pressure.
Purenex ASOV Auto Shut Off Valve
Shut off the feedwater entering the RO unit when the tank pressure reaches 2/3 of the feedwater pressure.
Malida Automatic Shut-Off Valve
Malida comes with a quick-connect fitting.
The tube connections are ¼ inch with “in” and “out” labeled on the top.
Check valve for reverse osmosis
It allows water to flow forward, not backward. Prevent water from flowing back to the RO membrane. Every unit has at least one, but you need two for the best unit.
Malida 1/4″ Quick Connect Check Valve
The check valve fits all under-sink water filter systems.
It is a 1/4-inch quick-connect check valve.
It is made of POM material.
TmallTech Check Valve for RO Reverse Osmosis
TmallTech check valve is 1/8 inch thread male to ¼ -inch tube elbow check valve
More check valves
JOHN GUEST 1/4″ One Way Check Valve RO Reverse Osmosis
John Guest 3/8″ One Way Check Valve
Flow restrictor reverse osmosis
A flow restrictor regulates the amount of water that flows to the drain. This ensures filtered water does not go down the drainpipe.
TmallTech 50GPD Flow Restrictor
It is a 50GPD restrictor 300CC
Abundant flow water 50 GPD Flow Restrictor
An inline flow restrictor for the RO system.
To be used on the system that utilizes a 50 GPD membrane element and is 420 ml in size.
TmallTech Big/Small Double Clip Clamp
It is a big or small 2.0″ x 2.5″ double clip for RO mounting.
Reverse osmosis revolution RO clips
This clip contains a membrane housing, two membranes together, and a 2.5-inch diameter filter.
Tank pressure shut off switch
AquaTec Tank Pressure Shut-off
It is the shut-off switch for the AQUATEC booster pump.
AFWFilter Tank Shutoff (TSO) Switch for Aquatec Booster Pumps
Mounting bracket, screws, and clips
A screw helps to mount the filter housing to the bracket and holds a membrane clip. When buying, check on that. Some sets come with only screws to mount the housing without a membrane clip.
Refrigerator/ ice maker connecting kit
It is used to connect filtered water output from the RO system to your ice maker, coffee maker, or refrigerator.
iSpring Fridge Connection and Ice Maker Kit
APEC Water Systems ICEMAKER-KIT-RO-1-4 Ice Maker Kit
In the reverse osmosis system, the amount of water that has a contaminant is wasted. The drain pipe is used to flush out contaminated water in the system.
If you didn’t find what you were looking for in our reverse osmosis parts section, or if you simply want to know which reverse osmosis part fits your system, please contact us.
Please do not hesitate to contact us through the comments section, and our team of experts will assist you as needed.