Heaters

(213 results)
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
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
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
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
Hill's Science Diet Perfect Weight & Joint Support Large Breed Adult Dry Dog Food - Chicken & Rice
(161)
$126.99
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
Hill's® Science Diet® Adult Dry Dog Food - Chicken & Barley
3 sizes 1 flavor
(1606)
$36.99 - $122.99
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!
+ 3 more
Hill's® Science Diet® Large Breed Adult Dry Dog Food - Chicken & Barley
(1189)
$122.99
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
Hill's® Science Diet® Sensitive Stomach & Skin Adult Dry Cat Food - Chicken
3 sizes 1 flavor
(1331)
$42.99 - $115.99
Save $25 on Hill's Science Diet cat food, 5.8-7.3 kg. Discount taken in cart.
Enjoy Free Same-day delivery!
+ 1 more
Hill's® Science Diet® Small & Mini Adult Dry Dog Food - Chicken & Brown Rice
2 sizes 1 flavor
(1069)
$38.99 - $82.99
Enjoy Free Same-day delivery!
Enjoy Free Shipping On Orders $49+.
Hill's® Science Diet® Perfect Weight Adult Wet Dog Food - Vegetable & Chicken Stew, 12.5 oz
(682)
$5.19
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Urinary Hairball Control Adult Wet Cat Food - Minced, 5.5 oz
(380)
$3.79
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Sensitive Stomach & Skin Adult Wet Dog Food - Chicken & Vegetable, 12.8 oz
(865)
$5.19
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Savory Stew Senior 7+ Wet Dog Food - Beef & Vegetable, 12.8 oz
(460)
$4.99
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Savory Stew Adult Wet Dog Food - Beef & Vegetable, 12.8 oz
(56)
$4.99
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Sensitive Stomach & Skin Large Breed Adult Dry Dog Food - Chicken & Barley
(319)
$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
Hill's® Science Diet® Perfect Digestion Adult Dry Dog Food - Salmon, Brown Rice & Whole Oats
3 sizes 1 flavor
(863)
$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
Hill's® Science Diet® Small Bites Adult Dry Dog Food - Chicken & Barley
3 sizes 1 flavor
(1288)
$36.99 - $122.99
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
Hill's® Science Diet® Senior 7+ Dry Dog Food - Chicken, Barley & Brown Rice
2 sizes
(853)
$78.99 - $122.99
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!
+ 3 more
Hill's® Science Diet® Sensitive Stomach & Skin Small Bites Adult Dog Dry Food - Chicken & Barley
2 sizes 1 flavor
(1252)
$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
Hill's Science Diet Large Breed Puppy Dry Dog Food - Chicken & Brown Rice
2 sizes 1 flavor
(714)
$78.99 - $114.99
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
Hill's Science Diet Adult Dog Dry Food - Salmon & Brown Rice Recipe
3 sizes
(84)
$36.99 - $122.99
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!
+ 3 more
Hill's® Science Diet® Indoor Adult Dry Cat Food - Chicken
3 sizes 1 flavor
(1600)
$40.99 - $111.99
Save $25 on Hill's Science Diet cat food, 5.8-7.3 kg. Discount taken in cart.
Enjoy Free Same-day delivery!
+ 1 more
Hill's® Science Diet® Large Breed Senior 6+ Dry Dog Food - Chicken Recipe
(657)
$122.99
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
Hill's® Science Diet® Adult Dry Cat Food - Chicken
3 sizes 1 flavor
(1245)
$40.99 - $111.99
Save $25 on Hill's Science Diet cat food, 5.8-7.3 kg. Discount taken in cart.
Enjoy Free Same-day delivery!
+ 1 more
Hill's® Science Diet® Perfect Weight Small & Mini Adult Dry Dog Food - Chicken Recipe
2 sizes 1 flavor
(1293)
$42.99 - $83.99
Save 35% On Your First Autoship Order!
Sign in & Save 30% on your first Hill's Science Diet Autoship Order!
+ 3 more
Hill's® Science Diet® Sensitive Stomach & Skin Small & Mini Adult Dog Dry Food - Chicken & Rice
2 sizes 1 flavor
(989)
$42.99 - $87.99
Save 35% On Your First Autoship Order!
Sign in & Save 30% on your first Hill's Science Diet Autoship Order!
+ 3 more
Hill's® Science Diet® Oral Care Adult Dry Cat Food - Chicken
3 sizes 1 flavor
(844)
$42.99 - $115.99
Save 35% On Your First Autoship Order!
Sign in & Save 30% on your first Hill's Science Diet Autoship Order!
+ 2 more
Hill's Science Diet Perfect Digestion Adult Wet Dog Food - Chicken, Vegetable & Rice Stew, 12.8 oz
(133)
$5.19
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's Science Diet Sensitive Stomach & Skin Adult Dog Wet Food - Chicken & Vegetable Stew, 12.5 oz
(46)
$5.19
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Healthy Cuisine Adult Wet Cat Food - Chunks & Gravy, 2.8 oz
(687)
$3.19
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Urinary Hairball Control Adult Dry Cat Food - Chicken
3 sizes 1 flavor
(1001)
$42.99 - $115.99
Save 35% On Your First Autoship Order!
Sign in & Save 30% on your first Hill's Science Diet Autoship Order!
+ 3 more
Hill's® Science Diet® Sensitive Stomach & Skin Adult Wet Dog Food - Salmon & Vegetable, 12.8 oz
(317)
$5.19
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Adult Wet Dog Food - Chicken & Barley, 13 oz
(22)
$4.99
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Savory Stew Adult Wet Dog Food - Chicken & Vegetable, 12.8 oz
(270)
$4.99
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Savory Stew Senior 7+ Wet Dog Food - Chicken & Vegetable, 12.8 oz
(28)
$4.99
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Senior 7+ Wet Dog Food - Chicken & Barley, 13 oz
(458)
$4.99
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Adult Wet Dog Food - Beef & Barley, 13 oz
(391)
$4.99
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's Science Diet Healthy Cuisine Adult Wet Dog Food - Roasted Chicken, Carrots & Spinach, 12.5 oz
(788)
$5.19
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's Science Diet Healthy Cuisine Adult Wet Dog Food - Braised Beef, Carrots & Peas, 12.5 oz
(666)
$5.19
Buy 6 get 7th FREE select canned cat and dog food
Save 35% On Your First Autoship Order!
+ 4 more
Hill's® Science Diet® Soft Savories Dog Treat - Natural, Peanut Butter & Banana
(223)
$7.00
$13.49
Save 35% On Your First Autoship Order!
Earn 100 Treats Points - TREAT OF THE MONTH
+ 4 more
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Creating the perfect habitat for your pet fish is a big part of their care. For some fish, aquarium heaters might be necessary in order to keep their habitat at the perfect temperature in which they’ll thrive. Pet parents looking for fish tank heaters can find everything they need at PetSmart. Here, we want to help you give your fish the best care with the best products. 
Our selection of fish tank heaters includes products like: 
Betta Bowl/Tank Heaters
Compact/Aquarium Heaters
Submersible Tank Heaters
Wi-Fi Fish Habitat Heaters
And More
PetSmart offers the best selection of fish habitat heaters to help you create the perfect home for your pet. Need something else for your fish tank? We also sell other heating/lighting products such as light bulbs/accessories for fish tanks along with hoods and glass canopies for aquariums. 
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.