Protect your home or commercial property from unsanitary and costly sewage backups with the patented Clean Check Extendable backwater valve!
- ICC – International Code Council
- Click for Standard (AC.247)
- Click for Clean Check Compliance (ESR-1148)
- IAPMO – International Association of Plumbing & Mechanical Officials
- Click for Standard
- Click for Clean Check Compliance (File # 4068)
- CSA- Canadian Standards Association