Dosatron Injector Seal Kit and Check Valve - D14MZ2 14gpm - Viton Seals

Viton Seal Kit and Check Valve for a D14MZ2 Running Acidic Chemistries

Standard seals wear out fast in a Dosatron D14MZ2 injector that regularly handles acidic nutrient solutions or pH-adjusting chemicals. This Viton (VF) Seal Kit and Check Valve swaps in chemically tougher seal material built specifically for that duty, restoring injector performance in one rebuild.

Viton offers meaningfully better chemical resistance than standard seals, making this kit the right call whenever a D14MZ2 runs acidic fertilizers, pH-down solutions, or soluble cutting oils.

Key Features & Benefits

• Viton (VF) seals — superior chemical resistance for acidic nutrient solutions, pH adjusters, and soluble cutting oils.
• Built for the D14MZ2 14gpm injector — engineered specifically for this model for exact fitment and compatibility.
• Complete kit — everything needed for a full seal and check valve service on the D14MZ2 in one box.
• Restores dosing accuracy — replacing worn seals and check valve components brings the injector back to precise, consistent operation.

Who Should Use This

Growers and technicians running a Dosatron D14MZ2 on acidic fertilizers, pH-down solutions, or soluble cutting oils, where standard seals wear out fast, are the direct fit for this Viton kit.

About Dosatron

Dosatron International has produced non-electric, water-powered dosing pumps since 1974 from its Tresses, France headquarters, with a Clearwater, Florida office covering North America for more than 30 years. Its Viton-seal parts line exists specifically for the acidic and aggressive chemistries its standard seals were never built to handle.

Frequently Asked Questions

When should I use Viton seals instead of standard seals?

Viton is recommended whenever the injector handles acidic nutrient solutions, pH-adjusting chemicals, or soluble cutting oils. It holds up meaningfully better than standard seal material in those conditions.

What does this Viton seal kit include?

It includes an injection sleeve o-ring, check valve assembly, injection stem o-ring, and plunger seal, all in Viton (VF) material. That covers every wearing seal in the injector's dosing path.

Is this kit specific to the D14MZ2?

Yes — this kit is built specifically for the Dosatron D14MZ2 14gpm model. Verify your injector model before ordering to avoid a fitment mismatch.

How do I know when these seals need replacing?

Watch for reduced injection accuracy, visible leaks, or erratic dosing behavior. Replacing seals on a regular schedule, per Dosatron's maintenance guidelines, catches most problems before they start.