Water, Care & Conditioning

(8593 results)
Live Crickets
2 sizes
(5417)
$0.16
Small & Large Crickets: Buy 31-59 for $0.15 ea, Buy 60-75 for $0.14 ea, Buy 76-109 for $0.13 ea, Buy 110+ for $0.12 ea
Enjoy Free Same-day delivery!
Dr. Elsey's Precious Cat Ultra Clumping Multi-Cat Clay Cat Litter - Unscented, Low Tracking
2 sizes
(2570)
$19.99 - $27.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Purina® Pro Plan Sensitive Skin & Stomach Adult Dry Dog Food - Salmon & Rice, No Corn, Wheat or Soy
3 sizes 1 flavor
(6903)
$32.99 - $103.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Purina® Pro Plan Complete Essentials Shredded Blend Adult Dry Dog Food - Chicken & Rice
6 sizes 1 flavor
(3441)
$31.99 - $119.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
ExquisiCat Litter Multi-Cat Paper Pellet Cat Litter - Unscented, Low Dust, Low Tracking, Natural
(1812)
$23.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Arm & Hammer Double Duty Cat Litter Deodorizer
(1774)
$5.09
$5.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Authority® Sensitive Stomach & Skin All Life Stages Dry Dog Food - Salmon & Rice
4 sizes 1 flavor
(1367)
$32.99 - $99.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Hill's® Science Diet® Sensitive Stomach & Skin Adult Dry Dog Food - Chicken & Barley
3 sizes 1 flavor
(1752)
$41.99 - $124.99
Save $25 on Hill's Science Diet dog food, 9.7-15.8 kg. Discount taken in cart.
Enjoy Free Same-day delivery!
+ 1 more
World's Best Cat Litter Multiple Cat Clumping Litter - Flushable, 99% Dust Free, Clumping, 28 LB
(7342)
$48.99
$52.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
ExquisiCat Litter Multi-Cat Pine Pellet Cat Litter - Unscented, Low Dust, Low Tracking, Natural
3 sizes
(2342)
$14.99 - $23.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Simply Nourish® Original Adult Wet Dog Food - 10 Oz., Stew
1 size 2 flavors
(942)
$3.49
Buy 5 get 6th FREE Blue Wilderness, Natural Balance, Tiki, Simply Nourish, Wellness canned dog food
Save 35% On Your First Autoship Order!
+ 3 more
Top Paw® X-Large Adhesive Dog Pads - 28" x 34"
(241)
$84.99
Buy 1 get 2nd 25% off ALL Top Paw dog pads
Save 35% On Your First Autoship Order!
+ 3 more
Purina® Pro Plan Sensitive Skin & Stomach Adult Dry Dog Food - Lamb & Oat Meal, No Corn, Wheat Soy
3 sizes 1 flavor
(1511)
$32.99 - $99.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Purina Pro Plan Complete Essentials Shredded Blend Adult Dry Dog Food - Salmon & Rice
2 sizes 1 flavor
(1374)
$31.99 - $101.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Great Choice® X-Large Dog Pads - 28"L x 30"W
2 sizes
(2217)
$29.99 - $74.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Top Paw® Ultra XXL Dog Pads - 27.5"L x 44"W
(1255)
$59.99
Buy 1 get 2nd 25% off ALL Top Paw dog pads
Save 35% On Your First Autoship Order!
+ 3 more
Hill's® Science Diet® Sensitive Stomach & Skin Adult Wet Dog Food - Turkey & Rice, 12.5 oz
(742)
$5.19
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
ExquisiCat Litter Premium Clumping Multi-Cat Clay Cat Litter - Unscented, Low Dust
3 sizes
(659)
$14.99 - $21.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Purina Pro Plan Sensitive Skin & Stomach Large Breed Adult Dry Dog Food - Salmon & Rice
(878)
$103.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Hill's Science Diet Perfect Weight Adult Dry Dog Food - Chicken
3 sizes 1 flavor
(1154)
$41.99 - $124.99
Save $25 on Hill's Science Diet dog food, 9.7-15.8 kg. Discount taken in cart.
Save 35% On Your First Autoship Order!
+ 4 more
Purina® Pro Plan Large Breed Adult Dry Dog Food - Chicken & Rice
3 sizes 1 flavor
(1695)
$67.99 - $122.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
PetSafe ScoopFree® Crystal Litter Tray Refill - Fresh Scent - 3-Pack - Leak Protection, Low Tracking
(1154)
$99.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Simply Nourish® Original Adult Dry Dog Food - Lamb & Oatmeal
3 sizes 1 flavor
(652)
$27.99 - $79.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Inaba Churu Puree Lickable Cat Treat Variety Pack - Tuna & Chicken, 50 Count
(428)
$49.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Oxbow Western Timothy Hay
4 sizes
(1638)
$8.99 - $39.99
Buy 1 get 2nd 30% off Oxbow hay, treats & chews
Save 35% On Your First Autoship Order!
+ 3 more
Purina Pro Plan Specialized Shredded Blend Small Breed Adult Dog Dry Food - Chicken & Rice
2 sizes 1 flavor
(1572)
$31.99 - $67.99
Save 35% On Your First Autoship Order!
Earn 5X Treats Points on select Purina Pro Plan dog & cat food
+ 3 more
Simply Nourish Large Breed Adult Dog Food - Salmon & Sweet Potato Recipe
2 sizes 1 flavor
(137)
$75.99 - $86.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Purina Pro Plan Weight Management Shredded Blend Adult Dry Dog Food - Chicken & Rice
2 sizes 1 flavor
(1457)
$32.99 - $103.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Top Paw® Double Door Folding Wire Dog Crate with Divider Panel
5 sizes
(881)
$89.99 - $209.99
Enjoy Free Same-day delivery!
Enjoy Free Shipping On Orders $49+.
Hill's® Science Diet® Perfect Weight Adult Dry Cat Food - Chicken
3 sizes 1 flavor
(1471)
$42.99 - $115.99
Save $25 on Hill's Science Diet cat food, 5.8-7.3 kg. Discount taken in cart.
Save 35% On Your First Autoship Order!
+ 4 more
Authority® Sensitive Stomach & Skin Adult Dog Dry Food - Lamb & Rice
3 sizes 1 flavor
(884)
$32.99 - $89.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Great Choice® Dog Pads - 23"L x 24"W
2 sizes
(3100)
$19.99 - $49.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Authority® Everyday Health All Life Stages Dry Dog Food - Chicken & Rice
3 sizes 1 flavor
(705)
$31.99 - $87.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Authority Sensitive Stomach & Skin Large Breed Adult Dog Dry Food - Salmon & Rice
2 sizes 1 flavor
(216)
$54.99 - $89.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Nulo MedalSeries  All Life Stages Wet Cat Food - Grain Free, No Corn, Wheat & Soy, 12.5 Oz.
1 size 2 flavors
(200)
$4.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Nulo MedalSeries  All Life Stages Wet Cat Food - Grain Free, No Corn, Wheat & Soy, 3 Oz.
1 size 3 flavors
(297)
$2.69
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Simply Nourish® Original Adult Wet Dog Food - 10 Oz., Stew
(1211)
$3.49
Buy 5 get 6th FREE Blue Wilderness, Natural Balance, Tiki, Simply Nourish, Wellness canned dog food
Save 35% On Your First Autoship Order!
+ 3 more
Inaba Churu Purees Variety Pack Lickable Cat Treats - Tuna, Grain Free
(272)
$21.99
Save 35% On Your First Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
PetSmart Charities® Chance Squeaker Plush Dog Toy
(20)
$6.00
Earn 2X points (4% back in savings) on ALL Halloween products
Buy 2 get 3rd 50% off ALL dog & cat toys
+ 2 more
Live Regular Mealworms
(754)
$3.79
Enjoy Free Same-day delivery!
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Keeping your pet fish’s tank in great shape involves using the right aquarium water care and conditioning products. In order to keep the water in your aquarium in great condition, you will occasionally need to purchase these products so your fish can live their best life. Pet parents can find the aquarium water care, aquarium water conditioner, and other aquarium supplies they need at PetSmart. 
Our collection of aquarium water care and conditioner supplies includes products like: 
Aquarium Water Conditioner
Pre-Conditioned Water
Aquarium Salt
Fish Tank Water Clarifier
Turtle Tank Water Cleaner
Algae Control
Ammonia Remover Pads
Bacteria Supplements
Fish Tank Dechlorinator 
Fresh Water Starter Kits
Goldfish Minerals
And More
You are sure to find the exact fish tank water supplies you need at PetSmart. Need something else for your pet fish while you’re here? We sell fish disease treatment, fish foodfish feedersfish tank plant carefish pond caresaltwater aquarium carefish tank water quality testers, and more
PetSmart also offers convenient shopping with curbside or in-store pickup. Need something today? We have select items available for same-day delivery in most areas powered by DoorDash. For items you purchase frequently, PetSmart has Autoship that automatically delivers the items you want to your door as often as you’d like. Check the website to see what items are eligible.