O-Rings & Sealant
Replacement O-rings For Slim Line, Big Blue And Standard Water Filter System Housings
Dow 111 Silicone Sealant And Lubricant For O-rings
If you do not know the correct O-ring size for your system, you will need to open the filter housing to measure the diameter of the O-ring. The same filters fit in different size filter housings using different size O-rings. The O-ring size is not tied to the filter, but to the filter housing.
$4.99O-Ring - Be sure to use Dow 111 Silicone Sealant to help prevent leaks. Learn More
Vu-Flow NT 60S O-rings for 1 and 1 1/2" Vu-Flow Screen Filters. Fits all NT and Combo Style Vu-Flow sand and sediment screen filters. Learn More
Regular Price: $12.99
Special Price $9.99
Aquatec 1/2" John Guest to 3/4" Quick Disconnect With Buna N O-ring For Merlin Pumps. Learn More
Vu-Flow NT 120S O-rings for 2 Inch Vu-Flow Screen Filters. Fits all NT and Combo Style Vu-Flow sand and sediment screen filters. Learn More
$5.00GGN-SS-MEM-O-Rings-Double O-ring and seal kit Learn More
AquaPure Drinking Water Filter Housing O-ring #63597174 by 3M Purification. Keep your system from leaking and causing expensive damages by replacing your o-rings every other time you change your water filters. Be sure to order Dow 111 silicone sealant so the o-rings will seal properly. Never use petroleum based greases such as Vasoline. Use the best sealant, use Dow 111 silicone. Learn More
Regular Price: $8.79
Special Price $5.49
John Guest CP-R121-S 3/8" Replacement O-ring - 5 PER PACK Learn More
Amway * ® Compatible Fit O-ring for Amway E-9225 and E-9230 Drinking Water Systems. 5" I.D. x 5 3/8" O.D. x 3/16" cross section or thickness. Remember to order Dow 111 o-ring silicone sealant to help prevent leaks. Learn More
John Guest CP-R08I-S 1/4" Replacement O-ring - 5 PER PACK Learn More
Regular Price: $6.99
Special Price $5.99
Countertop-o-ring (Countertop Filtration System Replacement O-ring 239) Learn More
Vu-Flow NT 30S O-rings for 1 Inch Vu-Flow Screen Spindown Screen Water Filters. Fits all NT and Combo Style VuFlow sand and sediment spindown screen water filters. Be sure to use Dow 111 silicone sealant on the o-ring to prevent leaks. Learn More
Regular Price: $12.99
Special Price $9.99
Frigidaire ® WFCB / WF1CB Compatible Replacement O-Ring. Learn More
Dow Corning/Molykote ® 111 6 gram O-ring Silicone Lubricant and Sealant - 6 gram pillow pack. (like a ketchup packet) Great O-ring sealant and lubricant. FDA and NSF approved. (Do Not Use Petroleum Jelly As It May Break Down O-rings Or Housings) This is the same premium grade silicone sealant and lubricant used in underwater photography cameras, scuba gear and other underwater applications that simply can't afford leaks. Why not use the best for your reverse osmosis or drinking water filtration system?Dow 111 Silicone MSDS Safety Sheet
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Regular Price: $15.99
Special Price $11.99
GGN-SS-O-RING KIT for GGN-SS-CTF Systems. Learn More
Amway * ® Compatible VA-5436 Fit O-ring for E-9395 Compact Water Treatment System filter housing that ues the E-9396 replacement drinking water filter cartridge. 3 ¼" O.D. x 3 7/16" I.D. x 3/32" cross section or thickness. Use as a o-ring replacement for the Amway VA-5436 o-ring. Be sure to order Dow 111 o-ring silicone sealant to help prevent leaks.Be Sure To Order Dow 111 Silicone Sealant To Help Prevent Leaks!
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Regular Price: $8.99
Special Price $5.99
John Guest CP-R081-S 1/2" Replacement O-ring- 5 PER PACK Learn More
Pentek # 151121 O-Ring For Slim Line Water Filter Housing Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. O-Ring For Slim Line Water Filter Housing. Buna-N FDA Grade. (Slim Line Housings Use A 3 1/2" diameter "O" Ring) Ametek # 151121 Same as Culligan OR-38 O-ring. Learn More
Dow Corning/MolyKote 111 ® 5.3 ounce Tube of O-Ring Silicone Sealant and Lubricant. FDA and NSF approved. Simply the best! (Do Not Use Petroleum Jelly As It May Break Down O-rings Or Filter Housings) This is the same premium grade silicone sealant and lubricant used in underwater photography cameras, scuba gear and other underwater applications that simply can't afford leaks. Why not use the best for your reverse osmosis or drinking water filtration system? Learn More
Pentek # 151120 O-Ring Replacement For Standard Size Water Filter Housings Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. O-Ring For Standard Size Water Filter Housing. Buna-N FDA Grade. (Standard Size Housings Use A 4" diameter O-Ring) Same as Culligan OR-34 O-ring.Learn More
Pentek # 151122 O-Ring For Big Blue Water Filter Housing Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. O-Ring For Big Blue Water Filter Housing. Buna-N FDA Grade. (Big Blue Housings Use A 5 3/4" diameter "O" Ring) Ametek # 151122 Same as Culligan OR-100 for HD-950 Learn More
Pentek # 151254 O-Ring For Big Clear Water Filter Housing - Square Cut - Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. O-Ring For Big Clear Water Filter Housing. Buna-N FDA Grade. (Big Clear Housings Use A 5 3/4" diameter "O" Ring) Pentek # 151254. - Be sure to lube the o-ring with Dow 111 silicone sealant to help prevent leaks. Learn More
Culligan ® OR-233 O-ring # 411310 for Culligan US-600, US-640, SY-2000, SY-2300 and SY-2500, SY-2650 and Ace 4158622. 3" Diameter. Learn More
Hydrotech ® 34201026 & Aquafier O-ring for filter housing. Fits Hydrotech, Aquafier and Hydrofiner systems. 2 1/2" diameter Learn More
Microline / Clack ® S3069 o-ring. Fits Microline - Clack sump #S7029. Replace O-rings when changing the filters to help prevent leaks. Be sure to replace the o-rings in all older systems. Be sure to use Dow 111 Silicone sealant to help prevent leaks. Learn More
AquaPure Drinking Water Filter Housing O-ring #6889832 by 3M Purification. Keep your system from leaking and causing expensive damages by replacing your o-rings every other time you change your water filters. Be sure to order Dow 111 silicone sealant so the o-rings will seal properly. Never use petroleum based greases such as Vasoline. Use the best sealant, use Dow 111 silicone. Learn More
Culligan ® OR-34 replacement O-ring. # 151120 Fits Culligan HF-150, HF-160, HF-360, and Ace 45025, 46764, 49560. Learn More
Culligan ® OR-38 replacement O-ring. # 151121 Fits Culligan US-550, RVF-10, US Filter RO-2127, RO-3167, Ace 4158515. Learn More
Culligan ® OR-100 replacement O-ring. Fits Culligan HD-950 Big Blue. # 151122 Learn More
Culligan ® OR-3 O-ring Kit With Three O-rings. Kit includes one OR-34, one OR-38 and one OR-223 Orings. Often ordered by those who aren't quite sure which one is the right O-ring. # 151250 Learn More
WFO-900 0-ring compatible with Culligan AquaCleer Good Water Machine Reverse Osmosis RO Systems. Fits AC Series and H Series RO Reverse Osmosis Aqua Cleer Good Water Machines. AC-15, AC-30, AC-5O, H5, H-53, H-8, H-82, H-83, H-84, etc. O-rings help prevent costly leaks. Be sure to use Dow 111 silicone sealant to lubricate the o-rings and provide the proper seal. Better safe than sorry. Learn More
Be sure to check our Parts Departmentfor important parts such as TDS Testers, Replacement Tanks, O-rings,Housing Wrenches and more parts for your reverse osmosis pure water system.
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4 Stage Reverse Osmosis RO Pure Water System - Free Shipping *
Regular Price: $269.99
Special Price $179.99
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Pentek RO-2550 RO 50 GPD 4 Stage Reverse Osmosis RO System
Regular Price: $259.99
Special Price $159.99
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GGN-FAUCET-DUAL-502 Hot and Cold Stainless Steel Dual Temp Drinking Water Faucet
Regular Price: $199.99
Special Price $129.00
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Chiller Daddy CHL-501 Undersink Water Chiller
Regular Price: $499.99
Special Price $349.99
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