Costco Sale: Waterpik PowerSpray+ Shower Head $19.99

*UPDATE* 3/5/18. This PowerSpray+ shower head comes equipped with the new PowerPulse Massage that delivers up to 2X the massage force of other WaterSense Certified shower heads. Costco has the Waterpik Power Spray+ Shower Head on sale for $19.99 (after instant savings), now through March 18, 2018. That is $6 off Costco’s new lower regular price of $25.99. While supplies last. Price and participation may vary by location. Features: Chrome Hand…