item # 3402-02    |

Robelle Winter Shock - 2 x 2 Lbs.

    $ 49.98 $79.99
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    Robelle Winter Shock - 2 x 2 Lbs.


    • Oxygen-based oxidizer eliminates contaminants from swimming pools
    • Restores sparkle and clarity to your pool water
    • Dissolves quickly and will not bleach or fade painted surfaces
    • 3 lbs. per 10,000 Gallons of pool water
    • 2 Pack
    SKU #3402-02
    Package ContentsTwo 2 Lbs Containers
    CategoryWinter Chemicals: Pool Closing Chemicals

    Robelle Winter Shock is a powerful oxygen-based oxidizer. When used regularly this product will help eliminate contaminants introduced by bathers and environmental factors like rain and wind. This product will not raise chlorine levels or produce combined chlorine. Robelle Winter Shock is gentle on pool surfaces. It dissolves quickly and will not bleach or fade vinyl liners or painted surfaces. Robelle winter Shock restores sparkle and clarity to pool water. Use Robelle Winter Shock: at initial treatment or at pool opening, weekly, after heavy user, after heavy rain or wind, or at pool closing. For weekly care, and after heavy use, heavy rain or wind. Add 1 lbs. of this product per 10,000 Gal. of pool water every week. Only use when no bathers are present. Bathers can return to the pool water after 15 minutes. Broadcast product uniformly over the surface of the water, adding 2/3 of the total dose into the deep end of the pool. Run the pool filter for 8 hours. For initial treatment, or when opening or CLOSING pools for the season, add 2 lbs. of Robelle Winter Shock per 10,000 Gal. of pool water. Public pools generally require more frequent doses of oxidizer than residential pools because they have greater bather loads. A dose of 1 lbs. of this product per 10,000 Gal. of water should be added each week. For initial treatment and during periods of hot weather or if bather load is heavy, increase treatment to 2 times per week.


    Since 1973, Robelle Industries, Inc. has been supplying quality swimming pool chemicals, winter pool covers and accessories to regional and national chains, as well as to New England's pool specialty dealers. In fact, over the last four decades, northeast swimming pool owners have used more Robelle pool care products than any other brand. The Robelle mission is to bring its customers the best product for their swimming pool dollar. They are dedicated to seeking out new product formulations which meet the highest standards of pool chemical efficacy and product durability. Determined to safeguard its trusted Robelle name, they have painstakingly built a line of quality swimming pool chemicals that includes everything pool owners need to keep their swimming pools clear, clean and healthy. The Robelle brand means superior quality routine pool care products, cleaners, algaecides and other pool specialty products at a reasonable price.
    AvailabilityIn Stock
    ShipsSame or Next Business Day Via UPS
    This product will either ship out via UPS ground or FedEx ground, from our warehouse within ONE business day from the date the order is placed. Business days are Monday-Friday, excluding observed holidays. After the item leaves our warehouse, you will receive an email with a tracking number so that you may track the delivery. For a delivery estimate, please refer to our shipping-schedule map for the delivery time to your area. Please be aware that delivery can be influenced by a number of factors, including the weather, holidays, and unforeseen events. UPS Ground delivers Monday through Friday. FedEx ground delivers Monday through Saturday. View our shipping information page for more details. If you have any questions regarding the shipment or delivery of this product please contact us at 877.527.4881, or email

    PLEASE NOTE: While we ship 98% of all orders via UPS ground or FedEx ground, occasionally smaller packages will ship either by UPS SurePost or USPS. Orders shipped by these carriers may take one additional business days to arrive.