Expert advice · KLN
Guides: irrigation & PE pipe technology
Planning, installation and know-how on drip irrigation and PE pipe connections – including free calculators.
Planning & irrigation
Planning your irrigation
Plan drip irrigation yourself: a free planner calculates water demand, zones and a parts list. Plus guides on filters, pressure ratings and assembly. By Poelsan/KLN.
View →Measuring water flow rate: the bucket method for irrigation
Measure water flow rate with the bucket test: how to determine l/min, l/h and m³/h for your drip irrigation. With formula, conversion table and pressure tips.
View →Which filter for irrigation? Sieve vs. disc filter compared
Sieve or disc filter for irrigation? Comparison, Mesh/micron table and rule of thumb: 120 Mesh (~130 µm) before drippers. Buying advice from KLN.
View →Automating solenoid valve & irrigation: correct sizing and zone planning
Automate irrigation with solenoid valves: 9V vs. 24V explained, plan zones correctly and choose the right valve size by flow rate. Tips from KLN.
View →Understanding Water Pressure & Pressure Loss in Irrigation
Understand and avoid pressure loss in irrigation: causes, rules of thumb and the right pipe diameter for stable water pressure. From Poelsan/KLN.
View →Planning Drip Irrigation for Greenhouse & Raised Bed
Plan drip irrigation for a greenhouse and raised bed: layout, dripper spacing, water demand and automation – explained in a practical way. From Poelsan/KLN.
View →Connection & installation
Compression, welding or push-fit? Choosing the right PE pipe connection
Compression or welding? Our comparison of the three PE pipe connections shows effort, detachability, pressure & drinking-water suitability in a large table.
View →Connecting PE pipe: fitting a compression fitting – step by step
Fitting compression fittings made easy: PE pipe compression fitting guide step by step – cut, deburr, push in, seal. With tips from KLN.
View →Working with electrofusion fittings correctly – step by step including pressure test
Electrofusion fitting guide step by step: welding PE pipe with electrofusion – scrape, clean, clamp, weld, pressure test. Tips from KLN.
View →Fitting a clamp saddle: a branch from the water line without interruption
Fitting a clamp saddle made easy: tap a water line and create a branch without interruption – step by step, with tips on expert advice from KLN.
View →PN10 or PN16? Pressure ratings and SDR for PE pipes simply explained
PN10, PN16 and SDR for PE pipes clearly explained: what the pressure rating means, how SDR and wall thickness relate and which rating you need.
View →PE Pipe Materials: PE80, PE100 and PE100-RC Compared
PE80, PE100 or PE100-RC? The differences between PE pipe materials explained simply – strength, pressure rating and use. From Poelsan/KLN.
View →Operation & maintenance
Winterizing Drip Irrigation: Draining the System Correctly
Winterize drip irrigation: how to drain pipes, filters and valves frost-proof – a step-by-step checklist against frost damage. From Poelsan/KLN.
View →Dripper Clogged? Maintaining the Filter and Fixing Faults
Dripper clogged? Identify causes, maintain the filter correctly and prevent clogging – solve the most common drip irrigation problems. From Poelsan/KLN.
View →Application examples
Example: Drip Irrigation for a Vegetable Garden (100 m²)
Complete practical example: drip irrigation for a 100 m² vegetable garden – water requirement, zones and a ready-made parts list. From Poelsan/KLN.
View →Example: Drip Irrigation for Fruit Rows & Hedge (50 m)
Practical example: drip irrigation for 50 m of fruit rows or a hedge – water requirement, emitter selection and a ready-made parts list. From Poelsan/KLN.
View →Example: Irrigation of a Green Area (Landscaping, 500 m²)
Practical example for landscaping: automatic irrigation of a 500 m² green area – zones, diameters and a ready-made parts list. From Poelsan/KLN.
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