1 Venturi Fertilizer Injector for Drip Irrigation 1

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1" Venturi Fertilizer Injector for Drip Irrigation

Place of Origin:

China

Samples:

$106.91/piece | Min. order : 1 piece

Shipping:

Support Sea freight

Payments:

L/C,D/A,D/P,T/T,Western Union,MoneyGram,OA

Lead Time:

1-1000000(pieces):29(days),>1000000(pieces):To be negotiated(days)

model number:

32mm

brand name:

HYRT

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working method

Siphon

Threaded

Female thread

Max Pressure

8bar

Max Discharge

20m3/h

Max Qtt

300 l/h

Diameter

1"(32mm), 1"(32mm)

Packing

Single in plastic bag and carton

MOQ

1pcs

Usage

Water-saving Irrigation System

Application

Farm, Garden, Agricultural, Vegetable, Irrigation, Agricultural Farmland Irrigation System

material

Plastic

place of origin

Shandong, China

type

IRRIGATION SYSTEM

Accurate Dosing, Compact Durability

The 1" Venturi Fertilizer Injector delivers precise, water-saving Fertilizer injection for drip irrigation using a proven siphon self-priming design to evenly feed crops, lawns and greenhouses. Its compact, streamlined plastic body with G3/4 male inlet/outlet is built from premium materials and is packaged with a tube, switch and filter for easy inline installation and long-lasting performance. Backed by a professional water-saving irrigation manufacturer offering full-system design and installation guidance, this plug-and-play kit minimizes maintenance, boosts efficiency and adapts across agricultural, garden and misting applications.

1-inch Venturi Precise Dosing

The Venturi Fertilizer Injector is a robust, premium-plastic siphon unit with G3/4 male inlet/outlet threads, integrated filter, tubing and a control switch for straightforward connection into drip irrigation networks. By using the Venturi (siphon) principle it self-primes and accurately meters liquid Fertilizer into the irrigation line across a wide flow and pressure range (approximately 92–1200 L/h and 0.7–9.5 bar), ensuring uniform nutrient delivery for agriculture, greenhouses and lawns. Compact, easy-to-install construction and standardized fittings reduce maintenance and chemical waste while enabling whole‑system designs that deliver cost-effective, water‑saving fertilization.

1-Inch Venturi Drip Injector

This Venturi fertilizer injector kit for drip irrigation includes the injector, water tube, switch and filter, and is made from premium plastic for durable, long-lasting performance. Using the siphon principle with G3/4 male inlet and outlet threads and a self-priming flow range of 92–1200 L/h, it conveniently draws liquid fertilizer into irrigation lines for precise application. Ideal for agriculture, greenhouses, lawns and vegetable gardens, the easy-to-connect unit supports efficient, water-saving fertilization through drip systems.

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Precise Efficient Power-Free Operation

Born from a decade of irrigation engineering and field-tested by growers, the 1" Venturi Fertilizer Injector for Drip Irrigation is engineered to deliver consistent chemical dosing and corrosion-resistant performance. Its water-powered Venturi design provides accurate, adjustable injection and uniform mixing for fertilizer and liquid nutrients across low-pressure drip systems, while quick-coupling fittings and reinforced PVC bodies minimize leaks and maintenance. Lightweight, easy-to-install, compatible with standard 1" pipelines, and offering calibrated flow ranges, it ensures cost-effective precise feeding that boosts crop health, reduces waste, and delivers long-term reliability for commercial and hobby growers.

Material introduction

The Venturi Fertilizer Injector is molded from premium plastic, providing durable, corrosion-resistant performance for prolonged use in drip irrigation systems. Its lightweight construction simplifies installation and handling while smooth internal surfaces help reduce clogging and promote reliable flow of liquid fertilizer. Plastic materials prevent rust and minimize chemical wear common with metals, making the injector a low‑maintenance choice for agricultural and greenhouse fertigation.

◎ Corrosion-resistant plastic

◎ Lightweight, robust construction

◎ Threaded tubing compatibility

FAQ

What is a 1" Venturi fertilizer injector and when should I use it in a drip irrigation system?

A 1" Venturi injector is a flow-driven device that uses the pressure drop created by water flowing through a constriction to draw liquid fertilizer (or other soluble additives) from a tank into the irrigation mainline. Use it when you need a low‑cost, mechanical solution for injecting water‑soluble fertilizers, pH adjusters, wetting agents or soluble pesticides into a 1" mainline feeding a drip network, particularly where a simple, electricity‑free metering solution is acceptable.

What hydraulic conditions and pipe sizing are required for reliable operation?

Venturi injectors need sufficient inlet pressure and flow to create suction. Typical requirements are a steady flow through the 1" mainline and a minimum pressure differential (usually on the order of 1.5–4 psi / 0.1–0.3 bar across the venturi throat, with many installers preferring 20–60 psi / 1.4–4 bar inlet pressure for best performance). Exact numbers vary by model, so check the product spec sheet. Also ensure the line diameter and flow match the 1" model—undersized flow or intermittent flow can prevent proper suction.

How do I install a 1" Venturi injector into an existing drip irrigation system?

Basic installation steps: shut off and depressurize the system; cut the 1" mainline where you want the injector; install the venturi inline following the flow direction arrow; provide straight run lengths before and after if recommended by the manufacturer; fit a strainer/filter upstream to protect the injector; install a pressure regulator if needed; connect the injector suction hose to your chemical tank with a proper foot valve/strainer; and fit a backflow prevention device or vacuum breaker if required by local codes. Prime and test at operating pressure before running a full dose.

What kinds of fertilizers and chemicals can I safely inject with a Venturi?

Venturis are intended for water‑soluble fertilizers and commonly used liquid additives (soluble NPK mixes, liquid chelates, acids for pH correction in recommended concentrations, wetting agents). Avoid suspensions, slurries, undissolved solids, heavy oils or highly corrosive chemicals unless the injector’s materials are rated for them. Always consult the injector material compatibility and the chemical manufacturer’s guidance; flush the injector after use to prevent buildup.

How do I control the injection rate and calculate how much fertilizer is being delivered?

Venturi injectors have a suction rate that depends on mainline flow and pressure; many models provide a nominal maximum suction (e.g., liters per minute). A simple dosing estimate: injected rate = suction rate (L/min) ÷ mainline flow (L/min). Multiply that ratio by the concentration of your stock solution to find concentration delivered into the system. Example: if the Venturi draws 1 L/min into a mainline flow of 100 L/min, the injection ratio is 1/100 = 1% of the stock solution. For precise dosing, measure actual suction and flow or use a calibrated metering pump.

What routine maintenance and troubleshooting steps should I follow?

Maintenance: keep an upstream filter clean, flush the injector after each use, inspect and replace O‑rings or seals periodically, and remove mineral buildup with appropriate cleaners if scale forms. Troubleshooting: if there is no suction, check flow direction, verify adequate mainline flow/pressure, clean the venturi throat and strainer, ensure the suction hose and foot valve are not clogged or air‑leaking, and confirm the tank level is sufficient. If dosing is too high or continuous, check for backflow or a stuck valve and ensure any vacuum breaker or non‑return device is working. Always follow the manufacturer’s maintenance instructions and local backflow prevention regulations.

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