
Operation and maintenance of STP is an essential aspect of our service offering. We are engaged in the design, manufacture, supply, installation and commissioning of wastewater treatment plants for wastewater treatment. We employ a team of STP Operation and Maintenance experts who handle STPs via various routes, including municipal STP stations, commercial buildings, industrial fixtures, IT parks, hospitals and many more.
At CHFour, we help our clients maintain effective STP operation and maintenance levels to ensure proper and compliant wastewater treatment. Furthermore, we also make replacements where required. We continue to diligently serve our customers and enable them to achieve excellent results to help them contribute to the environment.



The technique for expelling contaminants from the wastewater fundamentally from the family unit sewage is called sewage treatment.
It needs to experience the compound, physical and organic system to expel these contaminants and give out an earth safe treated effluent.
This slop is additionally handled before it is reasonable for land application.
The sewage waters travel to the sewage water treatment plants through channels and siphons.
Anaerobic Sewage Treatment The sewage is incompletely disintegrated by the anaerobic microscopic organisms in the tank without air.
This makes the natural issue decrease to methane, carbon dioxide, hydrogen sulphide and so on this treatment is utilized to regard natural waste and slop as it gives colossal limit and significantly lessens the info material to a vast degree.




Water related problem is due to improper water treatment system.
They remove all the impurities from waste water and convert water into reusable form.
Waste Water Treatment Plants (WWTP) remove bacteria and chemicals from wastewater and therefore water can be used again for different purposes like drinking, agriculture etc.
Due to such qualities present in them, waste water treatment plants (WWTP) give fast as well as excellent results.
WWTP proved to be beneficial for Industries, Hotels, Restaurants, Schools and Societies.
Now, Industries are able to reuse wastewater which before wastewater treatment plants is wasted.