$29.97 for HTH Pool Care Shock Advanced All-in-one

Costco has HTH Pool Care Shock Advanced All-in-one for $29.97, representing a 67% discount off the regular price. This deal is notable because it offers a significant price reduction during the off-season, making it an excellent opportunity for pool owners to stock up. The product features a professional-strength formula with 58.44% calcium hypochlorite, and each 1 lb. bag treats up to 13,500 gallons, providing extensive coverage. The deal is straightforward to redeem, and the deep discount reflects a major savings compared to usual pricing, offering both value and quality for seasonal pool maintenance.