Skip to content

Invertebrates
Reptile Essentials
Services
Contact Us

Need help?

Call us 1-855-424-0134

info@aquariumdepot.ca

Follow Us

Facebook
Instagram

Aquariums
Aquariums Only
Aquarium Kits
Nano Reef Aquariums
Aquariums Stands
Aquariums Tops
Aquarium Parts

Aquarium Essentials
Additives & Supplements
Controllers & Accessories
Dosing Equipment
Maintenance Equipment
Medications
Rocks
Saltwater Mixes
Substrates
Water Testing Equipment
Wavemakers & Powerheads

Corals
WYSIWYG

Saltwater Fish
Angelfish
Anthias
Basslets
Blennies
Butterflyfish
Damselfish
Dottybacks
Dragonets
Gobies
Tangs
Rabbitfish
Triggerfish
Wrasse
Puffers
Cardinalfish
Dartfish
Clownfish
Eels
Filefish
Captive Bred Fish

Accessories
All Accessories
Aeration Equipment
Fish Nets
Traps
Thermometers

Filters & Filter Media
All Filters & Filter Media
Filters
Filter Media
Filter Replacement Cartridges
Filter Socks
Filter Bags
Filter Media Baskets

Food & Feeding Equipment
All Food & Feeding Equipment
Marine Foods
Coral Foods
Live Foods
Flakes
Pellets
Frozen Foods
Seaweed
Feeding Equipment

Heaters & Chillers
All Heaters & Chillers
Heaters
Chillers

Lighting
All Lighting
Lighting Accessories
Lamps & Bulbs
Light Fixtures

Plumbing
All Plumbing
Flexible Ball-Socket Joint Tubing
Bulkheads
PVC Valves
PVC Unions
PVC Pipe
PVC Fittings
PVC Reducers
PVC Barb Fittings

Protein Skimmers & Reactors
All Protein Skimmers & Reactors
Protein Skimmers
Media Reactors & Media
UV Sterilizers

Pumps
All Pumps
Impellers
Replacement Parts

Reverse Osmosis (RO/DI)
All Reverse Osmosis (RO/DI)
Reverse Osmosis Fittings

Sump Equipment
All Sump Equipment
Auto Top Off
Overflow Boxes

SPS Corals
Acropora
Montipora
Seriatopora
Stylocoeniella
Other SPS

LPS Coral
Acanthastrea
Blastomussa
Chalice
Cyphastrea
Elegance
Euphyllia
Favites
Goniopora
Leptos
Lobophyllia
Plate Corals
Trachyphyllia
Other LPS

Soft Corals
Zoanthids
Mushrooms
Gorgonians

Login / Signup

My account

Your cart is empty

Shop our products

Aquariums
Aquarium Essentials
Corals
Saltwater Fish
Invertebrates
Reptile Essentials
Services
Contact Us

Use this bar to show information about your cookie policy.

Home
Reverse Osmosis (RO/DI)

Main menu

Invertebrates (42)
Reptile Essentials (610)
Services
Contact Us

Filters

In stock (163)
Out of stock (8)

AquaFX (47)
Aquarium Depot (18)
Aquatic Life (14)
AutoAqua (7)
Avast Marine Works (3)
Brightwell Aquatics (1)
Fauna Marin (3)
Filtrex (1)
HM Digital (5)
IceCap (2)
John Guest (56)
Kolar Labs (1)
Lee's (7)
Matrikx (2)
NYOS (1)
Two Little Fishies (1)
VodaFlux (1)
XP Aqua (1)

$

-

$

Reverse Osmosis (RO/DI)

171 products

Showing 73 - 96 of 171 products

Showing 73 - 96 of 171 products

Display

Sort by

View

AquaFX Dual Chamber Reactor - 1-2" Tubing

AquaFX Dual Chamber Reactor - 1-2" Tubing

Sale price$99.99

In Stock
Ships free on eligible orders *
Same Day Delivery in the GTA *

Lee's Thinwall Rigid Acrylic Tubing 3-8in x 36in

Lee's Thinwall Rigid Acrylic Tubing 3-8in x 36in

Sale price$3.99

In Stock
Shipping charges apply

John Guest Reverse Osmosis RO Fitting - PP201208W Reducing Straight Union 3/8 Inch to 1/4 Inch

John Guest Reverse Osmosis RO Fitting - PP201208W Reducing Straight Union 3/8 Inch to 1/4 Inch

Sale price$5.99

In Stock
Ships free on eligible orders *
Same Day Delivery in the GTA *

AquaFX Reverse Osmosis Flush Kit

AquaFX Reverse Osmosis Flush Kit

Sale price$21.99

Backordered
Ships free on eligible orders *

RO Inline Ball Valve 1/4" tube x 1/4" tube

RO Inline Ball Valve 1/4" tube x 1/4" tube

Sale price$9.99

In Stock
Ships free on eligible orders *

AutoAqua Inline Digital TDS Meters - Titanium S1

AutoAqua Inline Digital TDS Meters - Titanium S1

Sale price$37.11

Backordered
Ships free on eligible orders *

John Guest Reverse Osmosis RO Fitting - PP0808W Plug 1/4 Inch

John Guest Reverse Osmosis RO Fitting - PP0808W Plug 1/4 Inch

Sale price$2.99

In Stock
Ships free on eligible orders *
Same Day Delivery in the GTA *

AquaFX Flow Restrictor - 100 GPD internal

AquaFX Flow Restrictor - 100 GPD internal

Sale price$5.99

In Stock
Ships free on eligible orders *
Same Day Delivery in the GTA *

Aquatic Life Deionization inline Color Changing Mixed Bed Resin Cartridge

Aquatic Life Deionization inline Color Changing Mixed Bed Resin Cartridge

Sale price$39.99

Backordered
Ships free on eligible orders *

AutoAqua Smart ATO Micro Universal Holder

AutoAqua Smart ATO Micro Universal Holder

Sale price$17.49

Backordered
Ships free on eligible orders *

Aquatic Life Twist-In TFC RO Membrane Filter Cartridge

Aquatic Life Twist-In TFC RO Membrane Filter Cartridge

Sale price$95.99

In Stock
Ships free on eligible orders *
Same Day Delivery in the GTA *

AquaFX Single Chamber Reactor - 1-2" Tubing

AquaFX Single Chamber Reactor - 1-2" Tubing

Sale price$64.99

Backordered
Ships free on eligible orders *

John Guest Reverse Osmosis RO Fitting - PP061208W Reducer 3/8" to 1/4"

John Guest Reverse Osmosis RO Fitting - PP061208W Reducer 3/8" to 1/4"

Sale price$4.99

In Stock
Ships free on eligible orders *
Same Day Delivery in the GTA *

John Guest Reverse Osmosis RO Fitting - PP010821W Straight Adaptor 1/4 Inch Tube x 1/8 Inch NPTF Thread

John Guest Reverse Osmosis RO Fitting - PP010821W Straight Adaptor 1/4 Inch Tube x 1/8 Inch NPTF Thread

Sale price$3.99

In Stock
Ships free on eligible orders *
Same Day Delivery in the GTA *

AquaFX Piggyback Membrane Kit Black 100 GPD

AquaFX Piggyback Membrane Kit Black 100 GPD

Sale price$98.99

In Stock
Ships free on eligible orders *
Same Day Delivery in the GTA *

AutoAqua Inline Digital TDS Meters - Titanium One

AutoAqua Inline Digital TDS Meters - Titanium One

Sale price$37.11

Backordered
Ships free on eligible orders *

Fauna Marin MB 20 DI Resin 1000ml

Fauna Marin MB 20 DI Resin 1000ml

Sale price$31.99

Backordered
Shipping charges apply

Lee's Thinwall Rigid Acrylic Tubing 1-2in x 36in

Lee's Thinwall Rigid Acrylic Tubing 1-2in x 36in

Sale price$4.99

In Stock
Shipping charges apply

John Guest Reverse Osmosis RO Fitting - ASVPP1LF Angle Stop Adaptor Valve

John Guest Reverse Osmosis RO Fitting - ASVPP1LF Angle Stop Adaptor Valve

Sale price$29.99

In Stock
Ships free on eligible orders *
Same Day Delivery in the GTA *

Quick Connect Bulkhead - 3-8"

Quick Connect Bulkhead - 3-8"

Quick Connect Bulkhead - 3-8"

Sale price$6.49

Backordered
Ships free on eligible orders *

AutoAqua Smart ATO Solenoid for Reverse Osmosis

AutoAqua Smart ATO Solenoid for Reverse Osmosis

Sale price$32.20

In Stock
Ships free on eligible orders *

Mur-lok RO Inline Ball Valve Quick Connect - 1-4"

Mur-lok RO Inline Ball Valve Quick Connect - 1-4"

Sale price$12.99

Backordered
Ships free on eligible orders *

John Guest Reverse Osmosis RO Fitting - PP010824W Straight Adaptor 1/4 Inch Tube x 1/2 Inch NPTF Thread

John Guest Reverse Osmosis RO Fitting - PP010824W Straight Adaptor 1/4 Inch Tube x 1/2 Inch NPTF Thread

Sale price$9.99

In Stock
Ships free on eligible orders *
Same Day Delivery in the GTA *

John Guest Reverse Osmosis RO Fitting - PP2312W Divider 3/8 Inch

John Guest Reverse Osmosis RO Fitting - PP2312W Divider 3/8 Inch

Sale price$6.99

In Stock
Ships free on eligible orders *
Same Day Delivery in the GTA *

1 2 345 6…8

Page 4 / 8Next

Filters (0)

Main menu

Invertebrates (42)
Reptile Essentials (610)
Services
Contact Us

Filters

In stock (163)
Out of stock (8)

AquaFX (47)
Aquarium Depot (18)
Aquatic Life (14)
AutoAqua (7)
Avast Marine Works (3)
Brightwell Aquatics (1)
Fauna Marin (3)
Filtrex (1)
HM Digital (5)
IceCap (2)
John Guest (56)
Kolar Labs (1)
Lee's (7)
Matrikx (2)
NYOS (1)
Two Little Fishies (1)
VodaFlux (1)
XP Aqua (1)

$

-

$

Recently viewed

As a Canadian-owned business, Aquarium Depot is run by aquarium hobbyists for aquarium hobbyists. We carry a large selection of aquarium products and take great care of our livestock before they are ready for sale.

Subscribe to our newsletter

Get all the latest information on Events, Sales and Offers.

Your email

Terms & Conditions
Shipping Policy
Livestock Policies
How we care for our fish
AD SWIFT Shipping
AD Same Day Delivery
Privacy Policy
Product Warranty
Careers at Aquarium Depot

Country/region

Country/region

© 2024 Aquarium Depot

Follow Us

We Accept

© 2024 Aquarium Depot

Opens in a new window.