DIG AFI 7520 Add-It 2-Gallon Fertilizer Injector, 3/4 in. FPT

Product Overview

The DIG AFI 7520 Add-It is a 2-gallon proportional injector for introducing compatible water-soluble fertilizer or approved additives into a drip or sprinkler irrigation system. It uses 3/4 in. female pipe-thread inlet and outlet connections and a preset 200:1 ratio.

Key Features:

• 2-gallon injector capacity
• Preset 200:1 ratio
• 3/4 in. FPT inlet and outlet
• Heavy-wall UV-resistant PVC construction
• Operates without a separate injection pump
• Vertical mounting for this capacity

Common Uses:

• Fertigation through compatible drip systems
• Sprinkler-system additive injection
• Landscape, nursery, and agricultural irrigation

Technical Specifications:

• Capacity: 2 gallons
• Preset Ratio: 200:1
• Operating Pressure: 10-80 PSI
• Minimum Operating Pressure: 10 PSI
• Maximum Temperature: 130°F
• Material: PVC
• Mounting: Vertical

Installation and Use Notes:

Install in the direction of flow and provide required isolation or backflow protection. Use only approved additives and depressurize the injector before filling or servicing it.

FAQ:

What is the preset ratio?
200:1.

What are the thread connections?
3/4 in. female pipe thread at the inlet and outlet.

Why Buy From Big Frog Supply?

Big Frog Supply provides clear product information, helpful support, and convenient online ordering for irrigation-system components.