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service

Maintenance of your lifting stations and wastewater pumps reliably & professionally

Lifting stations are essential when wastewater from lower-lying areas—such as cellars or basements—cannot drain away by gravity. Regular maintenance is essential to ensure your system's long-term, reliable operation and prevent unpleasant breakdowns or backflow damage.

We are also happy to offer you maintenance contracts - for maximum security and regular checks without any additional effort for you

Our maintenance service includes:

  • Sichtprüfung der Anlage auf äußere Schäden, Undichtigkeiten und Korrosion

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  • Funktionsprüfung aller elektrischen und mechanischen Bauteile

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  • Reinigung von Behälter, Pumpe, Rückschlagklappe und Sensorik

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  • Überprüfung der Steuerung und der Alarmeinrichtung

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  • Testlauf der Pumpe zur Sicherstellung des ordnungsgemäßen Betriebs

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  • Kontrolle der Lüftung zur Geruchsvermeidung 

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  • Dokumentation der Wartung inkl. möglicher Handlungsempfehlungen

Your advantages with us:

  • Avoiding downtime and expensive damage

  • Longer service life of your system

  • Professional support from an experienced tradesman

  • Individual maintenance intervals depending on usage and system type

  

Maintenance of drinking water filters - for hygienically clean water

Drinking water filters protect your home's plumbing from sand, rust, and other solids from the pipes. Without regular maintenance, this can lead to contamination or pressure loss.

Our maintenance service includes:

  • Changing the filter inserts (according to manufacturer's instructions)

  • Visual and functional inspection of the filter housing

  • Checking the water pressure

  • Cleaning the housing of backwashable filters

  • Maintenance documentation

Recommendation: Change filter inserts every 6 months - clean backwashable filters at least every 2 months

Maintenance and installation of your Grohe Blue - for perfect water at the touch of a button

Grohe Blue systems deliver still, medium, or sparkling filtered water directly from the faucet. Regular maintenance is required to ensure the best taste, hygiene, and technical performance.

Our maintenance service includes:

  • Changing the CO 2 cartridge (if necessary)

  • Replacing the activated carbon or magnesium filter

  • Flushing the system

  • Testing the cooling function (for Grohe Blue Home/Professional)

  • Checking the valve and electronics

Tip: If you wish, we can remind you to change your filter and take care of everything – simply and reliably.

Maintenance and installation of a fresh water station / fresh water charging station - hygienic and efficient

Our maintenance includes:

  • Testing the heat exchanger line

  • Descaling if necessary

  • Control of sensors, pumps and control

  • Flushing the system

  • Visual inspection for leaks and corrosion

Advantage: Consistently hygienically perfect hot water with maximum energy efficiency.

Fresh water stations generate hot water using the instantaneous principle—without a storage tank, but hygienically and efficiently. Regular checks are required to ensure everything functions smoothly.

Geberit Monolith - modern WC solution without complex conversions

Would you like to modernize your bathroom, but without a large construction site? Geberit Monolith is the perfect solution for stylish toilet modernization – without the need for complex plumbing installations.

Your advantages with a Geberit Monolith:

  • Hochwertiges Design in verschiedenen Glasfarben

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  • Kombinierbar mit wandhängenden oder bodenstehenden WCs

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  • Integrierter Spülkasten mit Zwei-Mengen-Spültechnik

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  • Einfache und saubere Montage ohne Eingriffe in die Bausubstanz

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  • Ideal bei Renovierungen oder als Ersatz für alte Aufputzspülkästen

Our service:

  • Fachgerechte Beratung zur passenden Monolith-Ausführung

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  • Demontage der alten WC-Anlage und Spülkasten

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  • Installation und Anschluss des neuen Geberit Monolith

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  • Prüfung auf Dichtigkeit und einwandfreie Funktion

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  • Saubere Übergabe - ohne Schmutz und Lärm

Maintenance of a hot water tank - for energy efficiency and operational reliability

A well-maintained hot water tank saves energy, reliably provides hot water and prevents hygiene risks such as the formation of legionella.

Our maintenance includes:

  • Kontrolle und Reinigung des Heizregisters (Elektro oder Wärmetauscher)

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  • Entkalkung bei Bedarf

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  • Funktionsprüfung de Sicherheitsventils und der Thermostatsteuerung

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  • ​Kontrolle des Korrosionsschutz (z.B. Magnesiumanode)

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  • Überprüfung der Isolierung und Temperaturregelung

Our tip:   Service every 1-2 years - especially with hard water or high usage

Drain cleaning - fast, clean, reliable

Clogged drains or slow-draining water are not only unpleasant, but can also cause damage and odor problems. With professional drain cleaning, we ensure unblocked drains – in the kitchen, bathroom, toilet, or basement.

Our service at a glance:

  • Removal of blockages in sinks, showers, bathtubs, sinks and toilets

  • Cleaning of drains and downpipes in kitchen, bathroom and basement

  • Use of mechanical cleaning devices (e.g. spiral, hand machine)

  • Testing the pipes for flow and leaks

  • Tips for preventing recurrence of blockages

We help quickly - even in emergencies!  

Reliable, clean and with craftsmanship know-how.

On request, regular preventative maintenance is also available.

Repair of defective drain pipes - professionally & permanently leak-proof

Leaking, damaged, or improperly installed drain lines can lead to moisture damage, unpleasant odors, or even mold growth. We take care of the reliable repair of your sewer lines – from a minor crack to a complete line replacement.

Our service in the area of drain pipes:

  • Lokalisierung und Beurteilung des Schadens (sichtbar oder mit Prüfmethoden)

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  • Fachgerechte Reparatur von Rissen, Brüchen oder undichte Verbindungen

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  • Austausch beschädigter Rohrabschnitte in Küche, Bad, WC oder Keller

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  • Erneuerung alter Guss-, Blei- oder Kunststoffleitungen

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  • Schallschutz- und Gefälleanpassungen nach aktueller Norm

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  • Abdichtung gegen Gerüche und Rückstau

Common problems:

  • Leaks at sockets or transitions

  • Blockages due to deposits or ingrowth

  • Material fatigue in old pipe systems

  • Moisture damage in walls or ceilings

Wilke Sanitär & Service stands for clean solutions – with clear analysis, professional execution, and long-lasting results. Upon request, we also offer services for renovations or conversions.

Installation of wall panels - the modern alternative to tiles

Want to modernize your bathroom quickly and cleanly without weeks of construction work? Wall panels are the ideal solution:

Easy to clean, seamless, and available in a wide range of designs. Whether for the shower, toilet area, or the entire bathroom, we ensure professional installation with perfect results.

Your advantages with wall panels:

  • Schnelle Montage - oft innerhalb eines Tages 

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  • Fugenfrei & hygienisch - keine Schimmelbildung wie bei Fliesen

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  • Pflegeleicht & wasserfest - ideal für Nassbereiche 

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  • Vielseitige Optik - von Marmor über Beton bis Holzdekor 

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  • Montage direkt auf alte Fliesen - kein Schmutz, kein Abriss nötig

Wilke Sanitary & Service – for stylish bathroom design without major effort. Modernizing has never been so easy.

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Danke für Ihre Nachricht!

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