Click to view our Accessibility Statement
Petco Logo

Aquarium Water Conditioners & Additives

1 - 37 of 92 results

Get It Today

    (432)

    $7.99 – $9.99

    35% off your first

    Same Day Delivery Eligible
    (306)

    $8.99 – $16.99

    35% off your first

    Same Day Delivery Eligible
    (217)

    $8.49 – $12.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (179)

    $9.99 – $14.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (127)

    $6.92 – $9.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (102)

    $6.59 was $10.99

    Buy 2 Get 1 Free

    (90)

    $9.99 – $19.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (87)

    $16.99 – $20.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (52)

    $9.99 – $9.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (69)

    $15.99 was $21.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (172)

    $9.99 – $14.99

    35% off your first

    (101)

    $7.99 – $16.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (47)

    $12.39 was $27.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (97)

    $11.99 – $49.99

    Buy 2 Get 1 Free

    (9)

    $2.68 was $7.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (49)

    $3.99 was $8.99

    35% off your first

    Same Day Delivery Eligible
    (30)

    35% off your first

    Buy Online, Pick Up in Store
    Same Day Delivery Eligible
    (42)

    $6.99 – $8.49

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (84)

    $7.99 – $18.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (27)

    $2.99 was $4.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (69)

    $7.99 – $18.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (76)

    $13.50 was $22.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (52)

    $6.99 – $14.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (18)

    $6.99 was $10.99

    Same Day Delivery Eligible
    (10)

    $11.99 was $12.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (12)

    $41.59 was $44.99

    35% off your first

    (7)

    $13.99 was $15.99

    35% off your first

    (20)

    $10.44 was $11.99

    Buy 2 Get 1 Free

    (24)

    $4.49 was $5.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (15)

    $13.42 was $15.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (18)

    $9.96 was $14.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible
    (32)

    Buy 2 Get 1 Free

    Buy Online, Pick Up in Store
    Same Day Delivery Eligible
    (49)

    $7.99 – $16.99

    Buy 2 Get 1 Free

    Same Day Delivery Eligible

Water Conditioners, Aquarium Cloudy Water Fix and Aquarium Water pH Correction Solutions for Good Water Quality

Providing your fish with good water quality not only aids in relieving their stress, but also helps to prolong their life spans and promote their overall well-being. Water conditioners are necessary for the set up of both salt and freshwater aquariums as they help to make tap water safe for your fish and plants, while aquarium water pH correction products help to maintain a healthy balance of pH levels in your tank water. As an immediate solution for cloudy or murky water conditions, there are various aquarium cloudy water fix products available to keep your aquarium water crystal clear. As most aquarists know, there is no normal pH for all fish as various species of fish thrive under different pH levels. This is why there are aquarium water pH correction solutions that either increase or decrease the alkalinity and acidity levels of your tank water. Use a test kit to test your aquarium's water regularly and learn which water conditioners work best for your species of fish, as well as which aquarium cloudy water fix solutions will ensure a comfortable and stress-free environment for them.