Sealand Max Control Advanced formaldehyde-free formula controls holding tank odors by break down waste and toilet tissue.

• Dometic Max Control Advanced holding tank deodorant
• Long lasting treatment eliminates holding tank odors
• Designed to break down solid waste and tissue paper to keep tank clog free
• 100% biodegradable liquid
• Contains no formaldehyde
• 4 ounces treats a 40 gallon holding tank
• 1 gallon container
• Replaces Sealand 379114128, 379214128