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  • COMMAIK
    • Contact Form
    • Imprint
    • Privacy Policy
  • The Villa
    • The top floor
    • The upper floor
    • The first floor
    • The cellar
    • The garden
  • Stories from the construction
    • irrigation
    • Photovoltaics
    • Pool and terrace
    • SmartHome
    • The planning
    • The demolition
    • The installation
    • Machinery
    • Restoration and working techniques
    • This and that
  • Videos
    • Build & Renovate
    • Irrigation
    • Carport
    • Gabions
    • Garden
    • Garden kitchen
    • Pool
    • Smart Home
    • Drying
    • Tutorials
  • TESTED & RATED
    • Heating solutions & energy
    • Outdoor & Garten
    • Pool & garden kitchen
    • Security & Smart Home
    • Tools & DIY
  • Commaik Music
  • Privacy Policy
  • Imprint
  • Contact Form
  • Bypass and anvil in comparison – find the perfect secateurs for your plants

    A pair of secateurs lies on a wooden board and cuts a branch in the midst of green plants and flowers in a sunlit garden, with a bench and a house in the background. www.commaik.de

    High-quality secateurs are essential for the care of plants, shrubs and trees. But which secateurs are the best? In my large garden shears test, I tested various models and compared them with each other. I took a close look at both bypass pruning shears and anvil pruning shears to find out which are best suited to different applications. Whether you want to cut fine branches, thick twigs or dry wood – in this garden shears comparison you will find the best models for every requirement.

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    Modern garden kitchen with a built-in grill, stovetop, drawers, and cabinets against a textured gray concrete look wall. Dark countertops and light concrete floors complete the style. A lantern and small appliances sit on the counter. www.commaik.de

    Designing a garden kitchen with a concrete look: Instructions for robust walls in the outdoor kitchen

    25. October 2024
    An outdoor Rain Bird irrigation control box with wiring is surrounded by gravel, drip tube, and plants, indicating the installation or maintenance of a garden watering system. www.commaik.de

    DIY ornamental bed with automatic Rain Bird drip tube irrigation

    2. February 2024
    Partially built outdoor wall of white concrete blocks with exposed electrics, a level tool, and a hammer on top—ideal for a future garden kitchen. A canopy and stacked firewood appear in the background. www.commaik.de

    Build your own garden kitchen – plan and install the electrics

    19. March 2024
  • Laying the water pipe in the garden: tips for connecting the water supply to the garden irrigation system

    Open trench in a paved area with exposed cables, pipes, and a water pipe in the garden, surrounded by loose soil, bricks, and paving stones—signs of ongoing underground utility or lawn irrigation work. www.commaik.de

    Laying a water pipe in the garden is a crucial step for efficient garden irrigation and reliable lawn watering. In this project, the pipeline had to be routed under an existing cobblestone path. The paving stones were removed, a trench dug and the pipes laid together with empty conduits for control and power cables. In addition to the right choice of material, frost resistance also plays an important role. The entire process – from planning and leak testing to restoring the sidewalk – is described in detail in this article.

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    A 4K PTZ Reolink security camera monitors a man walking towards a large house at dusk. A digital overlay highlights the camera's facial recognition and zooms in on the man's face with a blue square frame. www.commaik.de

    The best Reolink 4k PTZ surveillance cameras in comparison: 823S2 vs 823S1 vs TrackMix vs TrackFlex in test

    27. February 2026
    A fire barrel with flames rising from the top stands outdoors on dirt, with stacked firewood neatly arranged in the background. www.commaik.de

    Build your own smoke-free fire barrel: DIY instructions from a 200 L oil drum with secondary ventilation

    17. October 2025
    A Hunter sprinkler sprays water across a sunlit green lawn, providing efficient lawn irrigation with trees and a building in the background on a bright, clear day. www.commaik.de

    6 Hunter pop-up sprinklers for optimum lawn irrigation in the test

    21. May 2025
  • Installing lawn irrigation: Valve box, Hunter solenoid valves and Rain Bird water distribution in detail

    Lawn irrigation system components, including pipes, valves, and wiring, are laid out on the ground next to an open valve box in a grassy area. A green garden hose and plastic cover are also visible. www.commaik.de

    Efficient lawn irrigation starts with a well-planned valve box, which forms the heart of the entire garden irrigation system. In this article, I will show you how I set up my valve box, selected the right components and optimized the water distribution. This involves installing the manifold, connecting the Hunter solenoid valves and laying the pipes safely. I also explain why I rely on a modular design so that the system can be flexibly expanded at any time. All the details on material selection, pressure resistance and optimum connection technology can be found here.

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    A man stands beside images of a backyard with a pool. A Reolink Trackmix PoE security camera is shown on the left, with the Reolink logo at the top right and smart home icons above the garden scene. www.commaik.de

    Reolink TrackMix PoE – 4K dual lens surveillance camera review

    20. July 2024
    A man in a black jacket points to the inside of a black, box-shaped electronic device with wires, next to a similar device with the inscription "KROAK TB2" on a gray background. www.commaik.de

    Kroak TB2 diesel parking heater 8kW: Unboxing, test & possible applications

    22. January 2025
    A clear outdoor swimming pool with sparkling pool water reflects sunlight, surrounded by palm trees and neatly trimmed bushes on a bright, sunny day. The wooden pool deck features a depth marker reading 1.0 M. www.commaik.de

    6 steps to perfect pool water after the winter break

    14. February 2025
  • Robot lawn mower without boundary wire in test: The best models in comparison

    A robot mower glides across a well-manicured grassy lawn bordered by white gravel, with a patio area and outdoor chairs visible in the background. www.commaik.de

    Robotic lawn mowers without boundary wires make lawn mowing smarter and more flexible. Instead of perimeter wire, they rely on GPS, RTK navigation and camera technology – this saves installation effort and offers more precise control. My detailed comparison shows which models are convincing in the test, where the strengths and weaknesses lie and which robotic mower is best suited to which garden conditions.

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    A person stands on a rooftop with solar panels and a balcony power plant, pointing toward a graphic showing a Zendure SuperBase energy storage unit. A modern house and trees are visible in the background. www.commaik.de

    Optimize balcony power plant – New modules and 220V battery storage for maximum efficiency

    26. July 2024
    A black Reolink NVR device is shown against a gray background. A large text in German reads "Hard disk retrofitting". The Reolink logo appears in the bottom left corner. www.commaik.de

    Expand Reolink NVR storage space – Installing and configuring hard disks correctly

    26. February 2026
    A metal heating box with hoses attached sits open next to a building, revealing machinery and a plastic container inside; the box appears to be an outdoor equipment unit or possibly a parking heater. www.commaik.de

    Installing a mobile diesel parking heater in the garden shed

    15. January 2025
  • Planning automatic garden irrigation: step-by-step instructions for efficient lawn irrigation

    A sprinkler sprays water over a dry, brown patch of lawn in a sunny backyard, illustrating the importance of garden irrigation. A blue shed and green trees provide a lush backdrop. www.commaik.de

    Well-designed garden irrigation is the key to a lush green lawn and optimally nourished plants. In this article, I show you how I planned my lawn irrigation with the DVS irrigation tool. I explain the most important planning steps, explain how to choose the right sprinklers and show you how to calculate the optimum water volume and pressure. In addition to planning, I also discuss typical mistakes that should be avoided. If you want to design your lawn irrigation efficiently, you will find all the important information here – including a detailed planning video.

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    A person stands on a rooftop with solar panels and a balcony power plant, pointing toward a graphic showing a Zendure SuperBase energy storage unit. A modern house and trees are visible in the background. www.commaik.de

    Optimize balcony power plant – New modules and 220V battery storage for maximum efficiency

    26. July 2024
    A man holds a roll of infrared heating foil. An arrow points to a thermal image revealing heat distribution on the floor. The words Infrarot Heizfolie are displayed above. www.commaik.de

    Efficient heating with infrared heating foil: installation, experience and tips for electric wall heating

    11. February 2025
    A Lymow One Plus robotic lawnmower with tank-like tracks sits on green grass, slightly dirty from use, in an outdoor area. www.commaik.de

    Lymow One Plus in test: RTK robot mower for large areas & difficult terrain

    29. March 2026
  • 5 diesel parking heaters compared: which one is right for you?

    A cozy wooden cabin interior with a red Hageer wood stove burning brightly and a parking heater nearby, next to an indoor fire pit. Snowy trees are visible outside through large windows and a wooden fence. www.commaik.de

    A mobile diesel-based parking heater is an efficient way to reliably heat motorhomes, workshops or garden sheds. As a mobile heater, it offers independence from power sources and provides pleasant warmth even in icy temperatures. This article provides a comparison of the best diesel heaters, an overview of their advantages and disadvantages and important tips on safe use.

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    A metal heating box with hoses attached sits open next to a building, revealing machinery and a plastic container inside; the box appears to be an outdoor equipment unit or possibly a parking heater. www.commaik.de

    Installing a mobile diesel parking heater in the garden shed

    15. January 2025
    Close-up of two wire connectors and a cut green boundary wire on grass, with wire cutters and a plier nearby; white stones are visible in the background. www.commaik.de

    Repairing broken wires: Finding and repairing the boundary wire for robotic lawnmowers

    23. November 2024
    The dreame a1 pro, a modern robotic lawn mower with a sleek grey design, operates on a grassy lawn, with a building and potted plants visible in the background. www.commaik.de

    Dreame A1 Pro in test – Cordless robotic lawnmower without boundary wire & RTK

    24. May 2025
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Autor & Blogger

In this construction diary, we share our experience in the renovation and modernization of our Art Nouveau villa and hope to give a few suggestions and tips to some of you.

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