2Hr Aquarist APT 1 Zero 1000 ml

Large-format complete fertilizer without nitrates or phosphates for extended use. Mirrors the acclaimed APT 3 formula while optimizing for tanks where fish feeding already supplies adequate NO₃/PO₄.

Compared to standard fertilizers:

• 3× concentrated for challenging species
• 2× potassium for enhanced colors

Dosing: 3ml per 100L daily

Pump calibration: 1ml per press

Perfect for mature aquariums with established fish populations and new tanks requiring maximum algae control during initial establishment.

Key Features:

• Designed for long-lasting performance and reliability
• Maintains the pristine aesthetic of your aquatic display
• Easy to install and integrate with existing equipment
• Manufactured to exacting quality standards
• Backed by extensive research and field testing

Specifications:

• SKU: APTZ1000