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Netafim TECHLINE AS User Manual

Netafim TECHLINE AS
33 pages
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TECHLINE AS™
DESIGN GUIDE
A complete guide for the design of on-surface and sub-surface drip
irrigation systems using Techline AS™.
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Netafim TECHLINE AS Specifications

General IconGeneral
Emitter TypePressure Compensating (PC)
Emitter Spacing30, 45, 60 cm
MaterialPolyethylene
Operating Pressure0.55 - 3.5 bar
Pressure Compensating Range0.55 - 3.5 bar
Anti-Siphon MechanismYes
Clogging ResistanceHigh (self-flushing mechanism, labyrinth design)

Summary

INTRODUCTION AND OVERVIEW

Benefits of Low Volume Drip Irrigation

Highlights advantages of low volume drip irrigation for new plantings and water savings.

Techline AS™ Features and Benefits

Details Techline AS™ features like anti-siphon mechanism, self-flushing, and root barrier.

DESIGN CRITERIA AND PRODUCT SELECTION

Site Survey and Design Principles

Covers site survey requirements, plant grouping for hydro-zoning, and soil type identification.

Choosing the Right Techline AS™ Product

Guidance on selecting the appropriate Techline AS™ product based on garden or turf and soil type.

Layout Methods

Explains Grid and Lite layout methods for Techline AS™ installations and their common principles.

SYSTEM DESIGN AND CALCULATIONS

Maximum Lateral Lengths and Centre Feed Layouts

Details maximum run lengths for laterals and benefits of centre feed grid layouts.

Mainline and Submain Sizing

Provides methods for calculating appropriate mainline and submain sizes based on flow rate and head loss.

Zone Water Requirement and Demand Calculations

Explains how to determine total zone flow and water demand using various methods.

Core Design Formulas

Presents essential formulas for calculating dripperline length, application rate, and number of drippers.

Irrigation Duration and Watering Regimes

Guides on calculating plant water requirements, soil infiltration, and final irrigation duration.

INSTALLATION AND MAINTENANCE

Installation Components

Details fittings, pipe stakes, filters, and pressure regulating valves required for installation.

Techline AS™ Installation Guide

Provides specifications for solenoid valves, filters, Techfilter, PRV, and dripperline installation.

System Maintenance and Inspection

Outlines routine system maintenance, flushing procedures, and inspection checklist requirements.

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