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  • The Villa
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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
  • Installing and programming the Hunter Hydrawise irrigation computer – step by step

    A smart irrigation controller displaying “Hydrawise” is shown with an arrow pointing to a sprinkler watering a lush green lawn in the backyard. www.commaik.de

    Automatic garden watering with the Hunter Hydrawise controller brings more convenience, efficiency and control to my lawn, bed and hedge watering. In this article, I will show you the complete transition from the classic Hunter X-Core to the smart Hydrawise control system – including WLAN setup, zone programming, sensor integration and weather-based adjustment with Solar Sync and Predictive Watering. I describe how my existing system was expanded and modernized, which functions make the difference and what to look out for during installation. A field report with many technical details – from practice, for practice.

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    Close-up of a partially constructed wooden deck, ideal for a garden terrace renovation, with a drill, screws, hammer, and metal brackets on top of the decking boards; metal framing and groundwork visible underneath. www.commaik.de

    Renovating the garden terrace: switching from wood to WPC and aluminum profiles

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

    10. March 2025
    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
  • Network wireless smoke detectors across several floors: How X-Sense Link+ protects your whole house!

    Various X-Sense smoke detector products, their packaging, mounting stickers, and a fire extinguisher are arranged on a wooden table with tools hanging on a pegboard in the background. www.commaik.de

    X-Sense wireless smoke detectors in the test: In my multi-storey old building with thick walls, it was clear that normal smoke alarms were not enough. I installed the X-Sense Link Plus system with wirelessly networked smoke detectors and CO detectors and put it through its paces. In this article, I show how smoke detectors with wireless technology perform in practice, how the setup works with and without an app and which variant is suitable for which application scenario. You’ll also find information on mandatory smoke alarms in Germany, the technology behind the devices and my detailed practical test with video.

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    Partially constructed garden kitchen with unfinished concrete block walls, a wooden roof, and a grill inside. The structure sits in a backyard, surrounded by trees visible in the background. www.commaik.de

    Build your own garden kitchen – solid half-timbered roof with OSB and welded sheeting for the outdoor kitchen

    22. March 2024
    Two Anthbot robotic lawnmowers stand side by side on green grass, the sunlight illuminating their wheels and sensors in a backyard or garden. www.commaik.de

    Robot lawn mower without boundary wire in test: LiDAR vs RTK in comparison (ANTHBOT M5 vs M9)

    14. April 2026
    Screenshot of a solar panel monitoring app displaying the Statistik section. The background highlights blue solar panels, with the main heading reading Balcony Power System and a note showing it was last updated 5 minutes ago. www.commaik.de

    Balcony power station – Set up the Solarman app optimally

    29. October 2023
  • Build your own pool terrace with stone slabs on a slope

    A modern backyard with a rectangular pool, surrounded by gray tiles. There’s a covered terrace with bar stools, a small palm tree, and a blue shed in the background. www.commaik.de

    Building a poolside terrace on a slope is a real challenge – especially when there is hardly any space for a classic substructure. In this article, I show you how I created a stable, long-lasting plateau using formwork stones, gravel, chippings and patio slabs. I document the entire construction process in detail, from excavation to setting the formwork stones and laying the slabs – including all tips on material selection, height adjustment and joint filling. Ideal for anyone who wants to upgrade their pool area in the garden both functionally and visually.

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    A modern, automated litter box with a circular opening sits on a wooden floor next to a wooden pillar and light gray wall. The litter box is empty and clean. www.commaik.de

    Automatic litter box test: Self-cleaning litter box without odor – Mova LR10

    12. December 2025
    A gloved hand holds a white stick near a moldy wall. On the wooden floor, a silver packet labeled NOVUstick für nachträgliche Horizontalsperren contains 10 sticks for creating an effective horizontal barrier and improving drainage. www.commaik.de

    Drainage – retrofitting a horizontal barrier yourself

    24. January 2024
    A person in dark clothing stands by a white counter, holding a metal tube and a small rectangular device. Behind the counter is a white and black parking heater machine labeled Motour with various attachments and a red button. www.commaik.de

    Heating optimization: How to make your diesel parking heater quieter – pump and silencer in the test

    20. December 2025
  • Dreame A1 Pro in test – Cordless robotic lawnmower without boundary wire & RTK

    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

    The Dreame A1 Pro robotic lawnmower is a wireless robotic lawnmower without a boundary wire, RTK or external antennae – and I was able to test it extensively for several weeks. In this article, I will show you how the Dreame A1 robotic lawnmower with LiDAR navigation, app control and intelligent obstacle detection works, where its strengths lie and where there is still room for improvement. All the technical data, my everyday experiences and a detailed comparison with other robotic lawnmowers – now in the full test report.

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    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

    Bypass and anvil in comparison – find the perfect secateurs for your plants

    10. March 2025
    A man stands in front of a backyard with a pool, thinking. Two Reolink Duo 3 security cameras—PoE and WiFi—are displayed, showcasing the latest in Reolink surveillance. The Reolink logo appears at the top right. www.commaik.de

    Reolink Duo 3 WiFi & PoE review: Smart UHD surveillance camera with 180° field of view

    29. January 2025
    A modern, automated litter box with a circular opening sits on a wooden floor next to a wooden pillar and light gray wall. The litter box is empty and clean. www.commaik.de

    Automatic litter box test: Self-cleaning litter box without odor – Mova LR10

    12. December 2025
  • 6 Hunter pop-up sprinklers for optimum lawn irrigation in the test

    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

    Hunter pop-up sprinklers, geared sprinklers and MP Rotators compared in practice: In this article, I show you which sprinklers have proven themselves in my garden – from classic Hunter geared sprinklers such as the I-20 and PGP Ultra to the compact PGJ and pressure-regulated PRS40 housings with MP Rotator nozzles. I share my experiences from daily use, compare the models with each other and give tips on planning efficient lawn irrigation. If you want to optimize your garden irrigation, you will find lots of helpful information here – including direct recommendations and a clear comparison table.

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    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
    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

    5 diesel parking heaters compared: which one is right for you?

    19. February 2025
    A man points to security camera equipment, featuring a Reolink Altas PT Ultra camera, solar panel, and hub, with a backyard pool and patio area in the background. The Reolink logo is displayed on the left. www.commaik.de

    Reolink Altas PT Ultra: The powerful 4K battery-powered surveillance camera in a test

    13. October 2024
  • Building a BPC and WPC terrace on a slope – My new pool terrace with recycled boards

    A backyard features a rectangular swimming pool surrounded by a wooden deck, a small covered terrace with a bar, a palm tree, garden beds, a lawn, a greenhouse, and a white house with stone siding. www.commaik.de

    BPC decking, slope, pool construction and substructure – in this post I show how I built my new pool deck with recycled BPC boards, solid larch beams and aluminum profiles. The pool is located on a slope, which places special demands on stability, gradient and load-bearing capacity. I share my experiences with BPC and WPC, explain the differences in installation and show what really matters when it comes to a durable, resilient decking construction. If you want to build a patio yourself, you’ll find lots of practical tips and insights here.

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    A person holds a trencher, creating trenches in a grassy yard for irrigation. Several orange buckets filled with soil are placed around the dug areas, with a brick path on the right and a stone building in the background. www.commaik.de

    Installing a lawn sprinkler: Step-by-step instructions for watering your garden

    21. March 2025
    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
    An empty, bright blue swimming pool with a smooth pool liner, gray steps in one corner, and a circular drain on the wall. The outdoor pool is surrounded by unfinished ground and scattered greenery. www.commaik.de

    Laying, gluing and welding pool liners correctly

    10. February 2024
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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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