Kadıköy Backflow Valve Installation
If dirty water comes up through the basement drain or the ground-floor toilet when it rains, backflow valve installation in Kadıköy may be the most likely fix. This one-way part stops sewage from flowing back into the building when the street line fills up. First we look at where your line connects to the street, then we choose the right place for the valve.
This is why rainy days cause the most trouble in flats whose drains sit below street level. Before installation, the inside of the line is checked with a CCTV drain camera inspection to find which drain the backflow starts from. The valve is placed where it can be reached for maintenance and where it will not block the flow from the upper floors. After installation, water is run from the building to check the flow, and the flap is tested to confirm it closes against reverse flow.
Backflow risk in Kadıköy's older and newer buildings
Stone apartment buildings from the early 1900s in Moda and Yeldeğirmeni stand side by side in the same district with the new, taller buildings of Göztepe, Erenköy and Suadiye. As new buildings are added around Bağdat Caddesi, the old street connection has to carry more load. In Fenerbahçe and Caddebostan, basements of buildings close to the coast can face a similar risk in the rain.
In a basement flat in Moda occupied by students, dirty water can come up through the bathroom drain after a downpour, and the residents may not understand the cause on the first day. In the same building, the toilet of an elderly couple living on the ground floor can fill on its own while it rains. In a case like this, inspecting the line on site first and then fitting the valve at the right point reduces contamination and floor damage.
Frequently asked questions
If water comes up through a basement drain in Kadıköy when it rains, do I need a backflow valve?
In most cases yes, but for a firm decision we need to see where the line connects to the sewer network. The clearest signs are a drain that sits below street level and water that rises during a downpour.
The building has a backflow valve but water still comes in when it rains. What should I do?
First, have the position of the existing valve checked and whether its flap works. Sediment or a worn seal may be stopping the flap from closing fully.
Does the floor get broken during backflow valve installation in Kadıköy?
In most cases it can be done without breaking anything, because the valve is usually fitted inside a manhole or on an accessible section of the line. If a buried line needs work, the work stays limited to that spot.
Our other services in Kadıköy
Other districts where we offer Backflow Valve Installation
Have your building checked before the rain
The Cantley team inspects your building's line on site. You can describe your situation by calling 0212 923 66 85 or by writing to us on WhatsApp.