Lees Regular Gravel Vacuum Cleaner, CardBoard Sleeve ×
Lees Regular Gravel Vacuum Cleaner, CardBoard Sleeve quantity
$16.92
1 × $16.92
Hygro-like 9" w/weighted base Bag & Header, Green ×
Hygro-like 9" w/weighted base Bag & Header, Green quantity
$8.99
1 × $8.99
API Ammo Lock 8oz ×
API Ammo Lock 8oz quantity
$10.98
1 × $10.98
Brightwell FlorinAxis 250ml ×
Brightwell FlorinAxis 250ml quantity
$9.44
1 × $9.44
Brightwell Replenish 250ml ×
Brightwell Replenish 250ml quantity
$15.38
1 × $15.38
API 5-in-1 Aquarium Test Strips 100ct FW/SW ×
API 5-in-1 Aquarium Test Strips 100ct FW/SW quantity
$24.98
1 × $24.98
API Freshwater Master Test Kit ×
API Freshwater Master Test Kit quantity
$35.98
1 × $35.98
Flipper Edge 2 in 1 Magnetic Floating Aquarium Algae Cleaner (Standard) ×
Flipper Edge 2 in 1 Magnetic Floating Aquarium Algae Cleaner (Standard) quantity
$69.99
1 × $69.99
Fritz Vitalis Tropical Flakes 40gm ×
Fritz Vitalis Tropical Flakes 40gm quantity
$14.39
1 × $14.39
Sicce Shark Pro 500 Internal Filter 132 gph ×
Sicce Shark Pro 500 Internal Filter 132 gph quantity
$59.99
1 × $59.99
API Saltwater Master Test Kit ×
API Saltwater Master Test Kit quantity
$35.98
1 × $35.98
API pH Up 4oz ×
API pH Up 4oz quantity
$7.08
1 × $7.08

Lees Regular Gravel Vacuum Cleaner, CardBoard Sleeve ×
Lees Regular Gravel Vacuum Cleaner, CardBoard Sleeve quantity
$16.92
1 × $16.92
Hygro-like 9" w/weighted base Bag & Header, Green ×
Hygro-like 9" w/weighted base Bag & Header, Green quantity
$8.99
1 × $8.99
API Ammo Lock 8oz ×
API Ammo Lock 8oz quantity
$10.98
1 × $10.98
Brightwell FlorinAxis 250ml ×
Brightwell FlorinAxis 250ml quantity
$9.44
1 × $9.44
Brightwell Replenish 250ml ×
Brightwell Replenish 250ml quantity
$15.38
1 × $15.38
API 5-in-1 Aquarium Test Strips 100ct FW/SW ×
API 5-in-1 Aquarium Test Strips 100ct FW/SW quantity
$24.98
1 × $24.98
API Freshwater Master Test Kit ×
API Freshwater Master Test Kit quantity
$35.98
1 × $35.98
Flipper Edge 2 in 1 Magnetic Floating Aquarium Algae Cleaner (Standard) ×
Flipper Edge 2 in 1 Magnetic Floating Aquarium Algae Cleaner (Standard) quantity
$69.99
1 × $69.99
Fritz Vitalis Tropical Flakes 40gm ×
Fritz Vitalis Tropical Flakes 40gm quantity
$14.39
1 × $14.39
Sicce Shark Pro 500 Internal Filter 132 gph ×
Sicce Shark Pro 500 Internal Filter 132 gph quantity
$59.99
1 × $59.99
API Saltwater Master Test Kit ×
API Saltwater Master Test Kit quantity
$35.98
1 × $35.98
API pH Up 4oz ×
API pH Up 4oz quantity
$7.08
1 × $7.08

“API pH Up 4oz” has been added to your cart. View cart

Brightwell Florin-K 500ml

$13.01

In stock

Additional information

Weight	1.4 lbs
Dimensions	8 × 3 × 3 in

Concentrated source of high-purity potassium, required by plants for enzyme activationÂ
in a number of biochemical reactions.
Stronger than most competing products.
Formulated utilizing extensive research on aquatic plant nutrient requirements.