Innovation Tabs All Kitchen Bath Shower Toilet Toilet Innovations Toilet Seat Night Light plus Toilet Seat Night Light Delta toilet seats with NightLight provide a gentle, guiding light through the night. Optional potty-training toilet seat available for easy access for every family member. WaterSense® Labeled Products plus WaterSense® Labeled Products WaterSense labeled faucets, showers and toilets use at least 20% less water than the industry standard—saving you money without compromising performance. Water-Efficient Products plus Water-Efficient Products Delta water-efficient faucets, showers and toilets help you conserve water and protect one of Earth’s most valuable natural resources—without compromising performance. SmartFit® Tank-to-Bowl Connection plus SmartFit® Tank-to-Bowl Connection Our SmartFit Tank-to-Bowl Connection eliminates the need for mounting holes typically found in the bottom of the tank to reduce potential leak points and over-tightening.