Check the listing for details. Pool Solutions P17005DE 4LB. Condition: New. Listed at 39.99 USD. Water Stabilizer/Conditioner is essential to keeping your chlorine sanitizer working effectively. Acting as a protective barrier against the sun's damaging effects, Water Stabilizer/Conditioner allows your chlorine sanitizer to last longer, making bacteria and algae elimination more efficient. Use it when you open your pool for the season or apply as needed to enjoy swim-ready water while saving money on chlorine costs. Includes one 4lb. bottle Protects chlorine from sun's damaging effects Increase chlorine's effectiveness Cuts chlorine consumption by up to 25% Great for spring start-up SHIPPING: We will do our best to ship your order based on the shipping method selected, however in some cases, your shipping method may need to be modified to meet shipping requirements based on the carrier. Our current carriers used are UPS, FedEx and USPS. Please contact us directly through the "Contact Seller" link if you need UPS, FedEx or USPS specifically for your order.