Ph Up & Down

Advanced Nutrients

General Hydroponics

Hydrofarm

Auto pot

Botanicare

Hydro-Logic

Gro Pro

Foxfarm

CYCO

House & Garden

View all Brands

Advanced Nutrients

General Hydroponics

Hydrofarm

Auto pot

Botanicare

Hydro-Logic

Gro Pro

Foxfarm

CYCO

House & Garden

Roots Organics

Emerald Harvest

Growers Edge

Active Aqua

Grotek

Gavita

Hydro Flow

Eco Plus

Nectar For The Gods

Aptus

Trolmaster

Active Air

Titan Controls

Can Fan

Cutting Edge Solutions

FloraFlex

Autopilot

Heavy 16

Humboldt Nutrients

Mad Farmer

Photobio

Grodan

Hydro Dynamics

Technaflora

Bluelab

Mother Earth

Canna

Hydro Organics / Earth Juice

Netafim USA

Quest

Mills

Phat

Down To Earth

Jump Start

Agrobrite

Super Sprouter

Remo Nutrients

Sun System Power and Lamp Cord

Growth Science Organics

Luxx

Atmosphere

Dosatron

Athena

Ez Clone

Biobizz

Dyna-Gro

Emerald Triangle

SunBlaster

Grow More

Vegamatrix

True Liberty Bags

Hurricane

Leader Pumps

Biosafe

Harvest Keeper

Sun System LEC

Gaia Green

Ideal Air

Method Seven

Optic Foliar

Smart Pot

Hanna Instruments

LightRail

Measure Master

Elite Nutrients

Sun Blaze & Solar Flare

Anden

BioAg

Microbe Life

Phantom DE

Revelry Supply

Super Natural

Rainmaker

Shear Perfection

Mr. B’s Green Trees

Age Old

Berry Plastics

Big Foot Mycorrhizae

Phresh

Royal Gold

Schaefer Fans

Ushio

Botanicare Trays

Chikamasa

Eye Hortilux

Fast Fit

GreenGro

Hygrozyme

Integra Boost

Terpinator

View all Brands

Quick view Details

Emerald Harvest
|
sku: HGC724009

Emerald Harvest pH Up Gallon/3.79 Liter

MSRP: $81.51

Was: $81.51

Now: $52.87

View Details
Quick view Details

General Hydroponics
|
sku: HGC722006

General Hydroponics PRO pH Down 2.5 gal

MSRP:

Now: $118.91

Add to Cart
Quick view Details

General Hydroponics
|
sku: HGC722004

General Hydroponics PRO pH Up 2.5 gal

MSRP:

Now: $118.91

Add to Cart
Quick view Details

General Hydroponics
|
sku: HGC722003

General Hydroponics PRO pH Down 55 gal

MSRP: $2,433.32

Was: $2,433.32

Now: $1,686.32

Add to Cart
Quick view Details

General Hydroponics
|
sku: HGC722002

General Hydroponics PRO pH Down 6 gal

MSRP:

Now: $351.44

Add to Cart
Quick view Details

General Hydroponics
|
sku: HGC722001

General Hydroponics PRO pH Up 55 gal

MSRP: $2,433.32

Was: $2,433.32

Now: $1,686.32

Add to Cart
Quick view Details

General Hydroponics
|
sku: HGC722000

General Hydroponics PRO pH Up 6 gal

MSRP:

Now: $351.44

Add to Cart
Quick view Details

General Hydroponics
|
sku: HGC722085

GH pH Up 8 oz Must buy 12

MSRP: $9.26

Was: $9.26

Now: $8.34

Add to Cart
Quick view Details

General Hydroponics
|
sku: HGC722115

GH pH Down 8 oz Must buy 12

MSRP: $9.26

Was: $9.26

Now: $8.34

View Details
Quick view Details

CYCO
|
sku: HGC760842

CYCO pH Up 5 Liter

MSRP: $38.95

Was: $38.95

Now: $22.71

View Details
Quick view Details

CYCO
|
sku: HGC760841

CYCO pH Up 1 Liter

MSRP: $14.95

Was: $14.95

Now: $8.95

Add to Cart
Quick view Details

CYCO
|
sku: HGC760838

CYCO pH Down 5 Liter

MSRP: $38.95

Was: $38.95

Now: $22.71

Add to Cart
Quick view Details

CYCO
|
sku: HGC760837

CYCO pH Down 1 Liter

MSRP: $14.95

Was: $14.95

Now: $8.95

Add to Cart
Quick view Details

Advanced Nutrients
|
sku: 3850-14

Advanced Nutrients pH-Up 1L

MSRP:

Was: $25.74

Now: $19.31

Add to Cart
Quick view Details

Advanced Nutrients
|
sku: 3800-14

Advanced Nutrients pH-Down 1L

MSRP:

Was: $25.74

Now: $19.31

Add to Cart
Quick view Details

CYCO
|
sku: HGC760839

CYCO pH Up 250 mL

MSRP:

Was: $7.50

Now: $2.06

View Details
Quick view Details

Alchemist
|
sku: HGC722101

Alchemist pH Down Non-Corrosive Gallon

MSRP:

Was: $59.11

Now: $47.26

Add to Cart
Quick view Details

Advanced Nutrients
|
sku: 3850-99

Advanced Nutrients pH-Up 1000L (Freight/Pickup Only)

MSRP:

Was: $13,435.78

Now: $6,717.89

View Details
Quick view Details

Advanced Nutrients
|
sku: 3850-19

Advanced Nutrients pH-Up 208L (Freight/Pickup Only)

MSRP:

Was: $2,955.18

Now: $1,477.59

View Details
Quick view Details

Advanced Nutrients
|
sku: 3850-18

Advanced Nutrients pH-Up 57L (Freight/Pickup Only)

MSRP:

Was: $841.58

Now: $462.87

View Details
Quick view Details

Advanced Nutrients
|
sku: 3850-17

Advanced Nutrients pH-Up 23L

MSRP:

Was: $355.00

Now: $186.38

View Details
Quick view Details

Advanced Nutrients
|
sku: 3850-16

Advanced Nutrients pH-Up 10L

MSRP:

Was: $180.08

Now: $108.05

View Details
Quick view Details

Advanced Nutrients
|
sku: 3850-13

Advanced Nutrients pH-Up 500mL

MSRP:

Was: $14.18

Now: $10.64

View Details
Quick view Details

Advanced Nutrients
|
sku: 3800-99

Advanced Nutrients pH-Down 1000L (Freight/Pickup Only)

MSRP:

Was: $13,435.78

Now: $6,717.89

View Details
Quick view Details

Advanced Nutrients
|
sku: 3800-19

Advanced Nutrients pH-Down 208L (Freight/Pickup Only)

MSRP:

Was: $2,955.18

Now: $1,477.59

View Details
Quick view Details

Advanced Nutrients
|
sku: 3800-18

Advanced Nutrients pH-Down 57L (Freight/Pickup Only)

MSRP:

Was: $841.58

Now: $462.87

View Details
Quick view Details

Advanced Nutrients
|
sku: 3800-17

Advanced Nutrients pH-Down 23L

MSRP:

Was: $355.00

Now: $186.38

View Details
Quick view Details

Advanced Nutrients
|
sku: 3800-16

Advanced Nutrients pH-Down 10L

MSRP:

Was: $180.08

Now: $117.05

View Details
Quick view Details

Advanced Nutrients
|
sku: 3800-13

Advanced Nutrients pH-Down 500mL

MSRP:

Was: $14.18

Now: $10.64

View Details
Quick view Details

Advanced Nutrients
|
sku: 3850-15

Advanced Nutrients pH-Up 4L

MSRP:

Was: $81.54

Now: $53.00

Add to Cart
Quick view Details

Advanced Nutrients
|
sku: 3800-15

Advanced Nutrients pH-Down 4L

MSRP:

Was: $81.54

Now: $53.00

Add to Cart
Quick view Details

Nectar For The Gods
|
sku: NGOU1050

Olympus Up 5 Gallon

MSRP: $137.70

Was: $137.70

Now: $72.29

View Details

Quick view

Emerald Harvest
|
sku: HGC724009

Emerald Harvest pH Up Gallon/3.79 Liter

Keep your nutrient solution in the sweet spot with Emerald Harvest® pH Up. A pH reading below 5.5 is considered too acidic for most hydroponic gardens. This premium pH alkalizer allows you to raise the pH of your nutrient solution. Use pH Up as needed...

MSRP: $81.51

Was: $81.51

Now: $52.87

View Details
Quick view

General Hydroponics
|
sku: HGC722006

General Hydroponics PRO pH Down 2.5 gal

General Hydroponics Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient value like the use of phosphoric acid or potassium...

MSRP:

Now: $118.91

Add to Cart
Quick view

General Hydroponics
|
sku: HGC722004

General Hydroponics PRO pH Up 2.5 gal

General Hydroponics Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient value like the use of phosphoric acid or potassium...

MSRP:

Now: $118.91

Add to Cart
Quick view

General Hydroponics
|
sku: HGC722003

General Hydroponics PRO pH Down 55 gal

General Hydroponics Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient value like the use of phosphoric acid or potassium...

MSRP: $2,433.32

Was: $2,433.32

Now: $1,686.32

Add to Cart
Quick view

General Hydroponics
|
sku: HGC722002

General Hydroponics PRO pH Down 6 gal

General Hydroponics Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient value like the use of phosphoric acid or potassium...

MSRP:

Now: $351.44

Add to Cart
Quick view

General Hydroponics
|
sku: HGC722001

General Hydroponics PRO pH Up 55 gal

General Hydroponics Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient value like the use of phosphoric acid or potassium...

MSRP: $2,433.32

Was: $2,433.32

Now: $1,686.32

Add to Cart
Quick view

General Hydroponics
|
sku: HGC722000

General Hydroponics PRO pH Up 6 gal

General Hydroponics Pro pH adjusters are based on completely different technology than our traditional smaller sized adjusters offering. New non-mineral based acids and bases will not add nutrient value like the use of phosphoric acid or potassium...

MSRP:

Now: $351.44

Add to Cart
Quick view

General Hydroponics
|
sku: HGC722085

GH pH Up 8 oz Must buy 12

This Base solution is formulated using potassium hydroxide and potassium carbonate. Add a little at a time when your nutrient pH is too low in order to raise the pH to the proper level.

MSRP: $9.26

Was: $9.26

Now: $8.34

Add to Cart
Quick view

General Hydroponics
|
sku: HGC722115

GH pH Down 8 oz Must buy 12

The acid formulation uses food-grade phosphoric acid to lower the pH to the proper level.

MSRP: $9.26

Was: $9.26

Now: $8.34

View Details
Quick view

CYCO
|
sku: HGC760842

CYCO pH Up 5 Liter

CYCO pH Up raises the total pH value of the made nutrient solution.

MSRP: $38.95

Was: $38.95

Now: $22.71

View Details
Quick view

CYCO
|
sku: HGC760841

CYCO pH Up 1 Liter

CYCO pH Up raises the total pH value of the made nutrient solution.

MSRP: $14.95

Was: $14.95

Now: $8.95

Add to Cart
Quick view

CYCO
|
sku: HGC760838

CYCO pH Down 5 Liter

CYCO pH Down lowers the total pH value of the made nutrient solution.

MSRP: $38.95

Was: $38.95

Now: $22.71

Add to Cart
Quick view

CYCO
|
sku: HGC760837

CYCO pH Down 1 Liter

CYCO pH Down lowers the total pH value of the made nutrient solution.

MSRP: $14.95

Was: $14.95

Now: $8.95

Add to Cart
Quick view

Advanced Nutrients
|
sku: 3850-14

Advanced Nutrients pH-Up 1L

PH UP Directions: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hy - droponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best...

MSRP:

Was: $25.74

Now: $19.31

Add to Cart
Quick view

Advanced Nutrients
|
sku: 3800-14

Advanced Nutrients pH-Down 1L

PH DOWN Directions: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hydroponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best...

MSRP:

Was: $25.74

Now: $19.31

Add to Cart
Quick view

CYCO
|
sku: HGC760839

CYCO pH Up 250 mL

CYCO pH Up raises the total pH value of the made nutrient solution.

MSRP:

Was: $7.50

Now: $2.06

View Details
Quick view

Alchemist
|
sku: HGC722101

Alchemist pH Down Non-Corrosive Gallon

Alchemist pH Down is comprised of very pure, food-safe ingredients. This unique buffer is non-toxic, non-corrosive and non-hazardous, making it like no other pH buffer on the market. Alchemist pH Down Non-Corrosive will not increase the conductivity of...

MSRP:

Was: $59.11

Now: $47.26

Add to Cart
Quick view

Advanced Nutrients
|
sku: 3850-99

Advanced Nutrients pH-Up 1000L (Freight/Pickup Only)

PH UP Directions: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hy - droponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best...

MSRP:

Was: $13,435.78

Now: $6,717.89

View Details
Quick view

Advanced Nutrients
|
sku: 3850-19

Advanced Nutrients pH-Up 208L (Freight/Pickup Only)

PH UP Directions: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hy - droponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best...

MSRP:

Was: $2,955.18

Now: $1,477.59

View Details
Quick view

Advanced Nutrients
|
sku: 3850-18

Advanced Nutrients pH-Up 57L (Freight/Pickup Only)

PH UP Directions: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hy - droponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best...

MSRP:

Was: $841.58

Now: $462.87

View Details
Quick view

Advanced Nutrients
|
sku: 3850-17

Advanced Nutrients pH-Up 23L

PH UP Directions: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hy - droponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best...

MSRP:

Was: $355.00

Now: $186.38

View Details
Quick view

Advanced Nutrients
|
sku: 3850-16

Advanced Nutrients pH-Up 10L

PH UP Directions: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hy - droponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best...

MSRP:

Was: $180.08

Now: $108.05

View Details
Quick view

Advanced Nutrients
|
sku: 3850-13

Advanced Nutrients pH-Up 500mL

PH UP Directions: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hy - droponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best...

MSRP:

Was: $14.18

Now: $10.64

View Details
Quick view

Advanced Nutrients
|
sku: 3800-99

Advanced Nutrients pH-Down 1000L (Freight/Pickup Only)

PH DOWN Directions: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hydroponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best...

MSRP:

Was: $13,435.78

Now: $6,717.89

View Details
Quick view

Advanced Nutrients
|
sku: 3800-19

Advanced Nutrients pH-Down 208L (Freight/Pickup Only)

PH DOWN Directions: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hydroponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best...

MSRP:

Was: $2,955.18

Now: $1,477.59

View Details
Quick view

Advanced Nutrients
|
sku: 3800-18

Advanced Nutrients pH-Down 57L (Freight/Pickup Only)

PH DOWN Directions: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hydroponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best...

MSRP:

Was: $841.58

Now: $462.87

View Details
Quick view

Advanced Nutrients
|
sku: 3800-17

Advanced Nutrients pH-Down 23L

PH DOWN Directions: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hydroponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best...

MSRP:

Was: $355.00

Now: $186.38

View Details
Quick view

Advanced Nutrients
|
sku: 3800-16

Advanced Nutrients pH-Down 10L

PH DOWN Directions: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hydroponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best...

MSRP:

Was: $180.08

Now: $117.05

View Details
Quick view

Advanced Nutrients
|
sku: 3800-13

Advanced Nutrients pH-Down 500mL

PH DOWN Directions: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hydroponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best...

MSRP:

Was: $14.18

Now: $10.64

View Details
Quick view

Advanced Nutrients
|
sku: 3850-15

Advanced Nutrients pH-Up 4L

PH UP Directions: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hy - droponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best...

MSRP:

Was: $81.54

Now: $53.00

Add to Cart
Quick view

Advanced Nutrients
|
sku: 3800-15

Advanced Nutrients pH-Down 4L

PH DOWN Directions: Use small amounts when adjusting the nutrient solution to affect the pH level, as required. Use to maintain the optimum pH level of 5.5 to 5.8 for hydroponics and 6.2 to 6.3 for sphagnum moss and plants in containers. For best...

MSRP:

Was: $81.54

Now: $53.00

Add to Cart
Quick view

Nectar For The Gods
|
sku: NGOU1050

Olympus Up 5 Gallon

One of a kind in the industry. Olympus is derived from micronized limestone designed to not only raise the pH of your nutrient solution, but also to buffer organic acids from healthy soil decomposition. The calcium in Olympus is also very effective at...

MSRP: $137.70

Was: $137.70

Now: $72.29

View Details

1
2
Next

1
2
Next

Compare Selected