The Most Trusted Name in Pressure-Assisted Systems.

As the proud manufacturer of Ecoflush pressure-assisted flushing systems, WDI is here to save you time, money and frustration with our inventory of highly-rated and reliable EcoFlush and universal replacement toilet parts.

For Warranty Customer

Please go to Warranty Instruction page. Follow the issue and watch video firstly.

EcoFlush pressure-assisting systems

Need to replace one of your pressure-assisting flushing system parts? WDI's EcoFlush products can be used as replacements for both EcoFlush and competitor products. Check out our extensive inventory here. 

How Do I Choose a Fill Valve?

Choosing, buying and installing a fill valve can be confusing. This quick video can make it easier for you. Click here to watch >>

Have Questions? Let Us Help.

Our expert plumbing team is standing by to answer all of your questions. Give us a call at 1(800) 391-9821.