Free Shipping on orders over $99 to the lower 48 states Some exclusions apply.*

10% off through Friday, Sept 18 with code LABORDAY10. Aquascape excluded.

Product Highlights
  • Helps Lower Pond pH — Formulated to reduce pH levels when pond water becomes too alkaline
  • Sodium Bisulfate Formula — Contains sodium bisulfate as the active chemical component.
  • For Large Ponds — The 2 lb size treats up to 32,000 gallons.
  • Bullet Point
  • Bullet Point
  • Bullet Point

PondMAX - PHMAX DRY 2LB

  • Helps Lower Pond pH — Formulated to reduce pH levels when pond water becomes too alkaline
  • Sodium Bisulfate Formula — Contains sodium bisulfate as the active chemical component.
  • For Large Ponds — The 2 lb size treats up to 32,000 gallons.
  • Bullet Point
  • Bullet Point
  • Bullet Point
Pond and Garden Depot  |  SKU: 03PT231

PondMAX - PHMAX DRY 2LB

$26.98
Shipping calculated at checkout.

Get Free Shipping

You are only $99.00 away from free shipping to the lower 48 states!

pHMAX is a high-quality pH reducer salt, now offered in two-pound size. With its fast-acting and safe formula, pHMAX efficiently lowers the pH level of your aquarium water or pond water. In addition, it promotes electrolytic uptake in fish, ensuring optimal health for all aquatic life. pHMAX is a reliable solution that guarantees both safety and effectiveness.

Application Rate:
2 lbs treats up to 32,000 gallons.

Pond Size Calculation:
L × W × Average Depth × 7.5 = Gallons