Drip Irrigation Setup Guide

DarkWorkX / Pixabay
DarkWorkX / Pixabay

An appropriately created and set up drip watering system, in some cases called micro or drip irrigation, moistens areas where a whole-lawn sprinkler system stops working to reach efficiently. A drip watering system achieves this through a series of emitters spaced strategically throughout the target area. The type of soil and each plant’s private needs figure out the emitter’s spacing and water flow. Due to the fact that drip watering focuses water in a picked area, it lowers the water runoff and evaporation issues inherent with a lawn sprinkler. A drip watering system’s adaptability make it an affordable and environmentally friendly service for both property owner and expert alike.

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Drip Irrigation System Design.

From the most basic system to the most complex, all drip watering systems have a couple of basic things in common: a water source, tubing, and the emitters. Start developing the drip irrigation system at the water source. Numerous systems use a close-by pipe bib as the water source, while others tap into an existing sprinkler pipeline. The hose pipe bib choice keeps the irrigation timer, if utilized, independent from the timer operating the sprinkler system. Dealt with water from a hose bib generally consists of less emitter-blocking sediment than the water derived from an irrigation well. However, it frequently likewise consists of traces of the chemicals utilized during the purification and treatment process.

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Next, figure out whether to run the tubing above or below ground. Concealing the drip tubing under mulch or light ground cover enhances aesthetically sensitive locations, such as flower beds and walkways. Many vegetable garden enthusiasts stake drip irrigation tubing above ground. This method allows easier maintenance and the capability to replace or eliminate emitters without digging up the tubing. Some landscapes utilize a combination of both. A yard with several flower-bed islands would utilize solid tubing under the yard and above-ground tubing in the beds.

A typical drip irrigation system includes a timer, filter, pressure regulator, tubing adapter, 1/2-inch poly tubing and fittings, emitters and 1/4-inch micro tubing. When using a hose bib as a water source, include a backflow preventer. The backflow preventer stops irrigation water from contaminating the drinkable water supply. The pressure reducing fitting keeps the water pressure at a safe level, normally 25PSI, for the poly tubing. The 1/2-inch poly tubing connects to the water system with a tubing adapter, in some cases called a swivel adapter. Each branch line requires a tee-fitting and an end cap. Very large areas frequently require individual zones that perform at different times, using the same zone valves that a standard sprinkler system uses.

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Produce a diagram of the landscaping and plan the drip irrigation system. A typical system utilizes a primary trunk line to feed multiple branch lines. The trunk line normally runs from the timer through the center of the irrigated area. The branch lines, when required, tap off the trunk and feed other locations. Mark each emitter’s positioning on the diagram and circle the emitter’s coverage. Label each emitter and its type, such as.5 GPH drip or 10-GPH 180-degree sprayer. Total the emitter’s circulation rate. The 1/2-inch poly tubing commonly used in drip watering has an optimum circulation rate of about 220 GPH. If the determined flow rate exceeds 220 GPH, either divided the system into two areas or remove adequate emitters to drop the total listed below 220 GPH. Price quote the product needed, utilizing the design as a guide. A mindful layout of the drip irrigation system lowers product waste and coverage overlaps.

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Both above- and below-ground applications have various kinds of emitters offered, consisting of drip heads, micro sprayers, drip lines and soaker lines. Water dribbles from a drip head, soaking the soil around a single plant. Micro sprayers throw water into the air like a whole-lawn sprinkler system and can cover a number of feet in each direction. A drip line has evenly spaced ports along its whole length. Soaker lines sweat along their entire length. Leak heads and micro sprayers are determined in GPH, gallons per hour. To assist match the system’s design to the landscaping, producers offer micro sprayers with 90-, 180-, 360-degree and fully adjustable nozzles. Garden enthusiasts often plug several types of emitters into a single drip line. This lets them water a number of various plant types, anything from corn to radishes, off of a single line.

Either buy each part individually or purchase a producer packaged drip-irrigation start-up kit. A standard start-up package contains everything needed for an easy system, consisting of a pressure reducer, 1/2- and 1/4-inch tubing, tubing fittings, and several various emitters. Normally a startup kit does not consist of a timer. Numerous homeowners find that one of the producer’s prepackaged drip irrigation startup kits are best for their watering requirements. I began with a Rain Bird drip irrigation set in my pepper garden. I utilize an above-ground drip-irrigation system and pots for my plants. This way, I can move the plants and the irrigation system to the dubious areas of my yard throughout the hot Florida summer season and toward the sunny locations in the winter season.

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Installing a Drip Irrigation System.

Position the drip irrigation system’s timer, if used, against the water source. Hold the timer’s readout screen in the suitable position and tighten up the timer’s intake port. Screw the female end of the backflow device, when needed, onto the timer’s male port. Connect the pressure reducer and the tubing adapter. Fully tighten up each connection.

Before digging, locate all underground pipes and wires, consisting of any phone or cable television wires. If you are uncertain of the areas, call the appropriate energy business. Draw up the tubing on the ground. If installing a subsurface system, dig the trench for the tubing.

Route an area of 1/2-inch tubing along the system’s primary trunk line, working from the swivel adapter out towards the furthest point. Insert completion of the trunk line’s tubing into the swivel adapter. Push the pipeline till its end strikes the fitting’s backstop. Adjust the tubing’s position, as required, and lock the tubing into location with landscaping stakes or staples. Cut completion of the tubing with PVC cutters and either press an end cap onto the tubing or fold completion over and lock it in place with a clamp.

Get rid of a 1-inch area of the trunk tubing at each branch line. Press each cut end of the trunk tubing into a tee-fitting. Run a section of tubing along the branch line. Push the end of the tubing into the tee’s staying port. Stake the tubing in place and cut completion of the tubing to size. Install an end cap. Repeat this step for each branch line.

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Design the emitters along the tubing, using the schematic as a guide. Make a hole in the tubing with a micro-tubing punch. A micro-tubing punch makes a completely sized round hole. Force the proper emitter or fitting into the hole. If running an area of 1/4-inch tubing, press a 1/4-inch coupling into the hole and run the tubing as required. If using staked sprayers or stand alone emitters, force the fitting on the end of the sprayer’s tubing into the hole.

Turn the drip irrigation system on and inspect each fitting for leaks. Tighten any loose parts. If the tubing and fittings become disconnected, inspect the pressure regulator. Inspect and clean up any emitters that do not produce water. Arrange each adjustable emitter’s range and pattern setting to fulfill the landscape’s shape.

In some cases a veggie garden’s watering requirements change and once helpful branch lines or emitters produce excess water in a certain area. Rather of totally revamping your drip irrigation system, usage goof plugs to top redundant and unneeded drip lines or emitters. If required, the plug can be gotten rid of at a later date.

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Adding a Drip Line to a Sprinkler System.

Specific areas, like a narrow row of plants beside a walkway, just require a percentage of water used to the root base. Installing an entire drip watering system would be cost-prohibitive and unnecessary. However, taking advantage of the pipe listed below a nearby sprinkler head and running 1/4-inch drip or a soaker line to the issue location potentially resolves the concern.

Get rid of the soil surrounding the chosen sprinkler head, exposing the lawn sprinkler pipeline underneath. Remove the sprinkler head from the pipe’s male adapter. Connect the suitable micro-tubing adapter onto the male threads. When reusing the sprinkler head, screw an extension riser with a 1/4-inch barbed port onto the male adapter. Set up suitable sprinkler head onto the extension riser’s threads. To get rid of a sprinkler head, screw a micro-tubing adapter, either single or multi port, onto the male threads.

Position the micro tubing along the landscaping, as required. Push one end of the 1/4-inch micro tubing onto a micro-tubing adapter’s barbed fitting. Repeat this for each piece of micro tubing. Either attach an emitter to the end of the tubing or force a goof plug into completion of an area of drip tubing. Stake or bury the micro tubing.

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If the extension riser pushes the top of the sprinkler head well above the surface of the soil, either compensate with a smaller sized head or adjust the male adapter’s depth. If the male adapter links to bend pipeline, remove some soil from beneath the pipeline and rearrange the adapter. If the male adapter connects to difficult PVC, cut the PVC and seal a new adapter at the proper height.


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