pH Down - 2.2 lbs.

Dry pH Reducer - Phosphoric Acid - General Hydroponics GH1535

An error has occurred
Not for Sale. Reference Only.

pH Down - 2.2 lbs.

Dry pH Reducer - Phosphoric Acid - General Hydroponics GH1535

It is critical to maintain the proper pH levels in your hydroponic garden. General Hydroponics GH1535 dry concentrate pH Down is an economical and convenient way to adjust hydroponic nutrient pH. Using food grade phosphoric acid, this pH Down formula can be added by small increments to your reservoir for huge results!

LED Panels & Troffers

Brochures & Spec Sheets


Stock Code:GROW-GH1535
Part No.:GH1535
Volume:2.2 lbs.
Brand:General Hydroponics
Case Quantity:12

Related Products (2)

An error has occurred
Must be a number
An error has occurred
Must be a number

Return Policy

Grow Lighting & Hydroponics Return Policy

Grow Lights, Hydroponic supplies, special orders, and non-stock items are sold as "ALL SALES FINAL, no returns accepted". All fixtures are considered Special Order and are non-returnable. Please allow an account manager to assist you in this kind of purchase in order to guarantee that you are receiving the correct product.

Some grow lights and accessories have their respective factory warranties stated on our website. will assist its customers with these factory warranties in the following manner:

If a product is declared defective and is under warranty; the customer is asked to contact customer service or their account manager and ask for a return merchandise authorization. (RMA) With the RMA, our customer may return the declared defective product at the customer's expense, for factory testing. When the factory tells that the product is defective and not a product that has been improperly installed, we can credit our customer for the product and we will also credit the original shipping costs of that original purchase. If a replacement is needed, it must be ordered and paid for as if it were a new order. (A credit for the defective may take from 2-4 weeks to be declared acceptable under warranty.) Any and all remedies concerning Hydroponics Supply purchases will follow guidelines as set forth here. Other products are not returnable under circumstances outside those described above.

All of the products sold by are first quality products. All are factory tested and ready for customer application.

WARNING: Non- Plug in Ballast wiring and installation procedures are very complicated and should be attempted by a licensed electrician only. Ballast installation poses serious risks of electric shock which can lead to injury or death.

Shipping or Website Errors

Should the customer receive product not expressly ordered either by our shipping error or incorrect website information, the product will be picked up by our shipper and replacements shipped at no additional charge.

Customer Reviews