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pH Indicator (Reagent Drops)
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THE SENTRY *Under Counter Water Sensor/Alarm & Shut-off Valve*
$89.95
A handy device for any under-counter water system, the Sentry is quickly and easily installed into your under counter Water-Revolution system. This battery-powered control unit shuts down water flow to your equipment when a leak is detected. The Sentry blocks the incoming supply water flow from your plumbing and generates an acoustic signal and ...
Roll of Plumbers Tape

Roll of Plumbers Tape
$1.99
One Roll of Plumbers Tape.
Housing Wrench

Housing Wrench
$8.95
The perfect tool to loosen and tighten your housing covers - the Housing Wrench!For use with all AlkaPurity™ Systems, and AlkaChi™, AlkaRev™, ModWater™, Revolutionizer™, RO Accessory Units, and AlkaDirect (WHITE BODY UNITS).

Strap Wrench (use on Membranes and Housing Covers)
$14.95
Membrane Strap Wrench Adjustable Rubber Strap Wrench for easy Membrane filter change and Replacement Cartridge change. This wrench is a handy tool for tightening Housing Covers, and makes all cartridges changes a breeze.

On-board Spigot for Revolutionizer™ - 3" taller!
$9.95
NEW! Taller On-board Spigot for Revolutionizer™ it's 3" taller than the original spigot provided on systems produced prior to February 2018.
Faucet Repair Kit

Faucet Repair Kit
$7.50
Click here to view faucet repair - install cartridge video....
AlkaRev™ Diverter

AlkaRev™ Diverter
$29.95
AlkaRev™ Diverter

Revolutionizer™ Replacement Diverter
$24.95
Counter Top Revolutionizer™ Replacement Diverter. Standard Counter Top Revolutionizer™ diverter o-rings and accessories included.
![4-Gallon Replacement Tank [#204]](http://cdn.shopify.com/s/files/1/0027/8737/7218/products/2Galwith4Gal_large_4ce13da7-4f5c-4060-8510-e67c39e95f35_1024x.png?v=1575469944)
4-Gallon Replacement Tank [#204]
$79.00
4.4 Gallon Tank: Diameter is 11"; Height is 14" 2.2 Gallon Tank: Diameter is 8"; Height is 13". The capacity of each tank is approximately half of what it is rated because the rest of the space in the tank is occupied by a pressurized membrane.
Housing Cover O-Ring Replacement

Housing Cover O-Ring Replacement
$7.90
O-rings can wear out after extended use. As a key to preventative maintenance, we recommend having a replacement set on hand. Housing Cover O-Rings order quantity of 2 for these models: AlkaRev™, Revolutionizer™, RO Accessory Unit™, Under Counter Revolutionizer™; order 3 for these: AlkaChi™, AlkaDirect™, AlkaPurity™ H-D, AlkaPurity™ PRO, AlkaP...
Replacement Tank

Replacement Tank
$79.00
4.4 Gallon Tank: Diameter is 11"; Height is 14" 2.2 Gallon Tank: Diameter is 8"; Height is 13".

Faucet Adapter (3/8") for AlkaPurity Systems
$7.95
Faucet Adapter for Polished Chrome, Brushed Nickel, Oil-Rubbed Bronze, and other special order faucets. This adapter is required for installation of all AlkaPurity H-D and AlkaPurity PRO units, and is included in the original order of those items.