News
Installation of a central-heating and domestic-hot-water expansion vessel – diagrams and principles
Even a perfectly selected expansion vessel will not protect the system from a dripping safety valve if it is installed in the wrong place. In this ...
Modernizing a gravity-fed heating system — is it worth switching to a closed system?
A vessel in the attic, thick steel pipes, and a manually fed boiler in the basement. This system heated Polish homes for decades, and many still op...
How to inflate a diaphragm vessel? C.O. and C.W.U. pressure step by step
How do you inflate an expansion vessel? This is most often asked by people dealing with regularly dropping boiler pressure, dripping safety valves,...
Flushing a central heating system step by step. How do you clean the system?
A system that has operated without problems for several seasons can start making noises in the pipes and leaving radiators cold after the summer sh...
Protecting installations from freezing—what are anti-freeze valves?
A heating system failure is a scenario no one wants to experience—whether at the start of the season,
when the heat pump is started for the fir...
How to protect the pump from excessive pressure? Pressure regulator in the system
How can you protect a pump from excessive pressure? The role of a pressure regulator in the system
When selecting a pump, greater importance is u...
How to increase water pressure? Smart pumps with inverters
Inverter Pumps and Ready-Made Water Pressure-Boosting Systems
Pressure fluctuations are one of the most common problems in domestic water system...
Micro-Retention 2026 – a grant of up to 8000 PLN for rainwater capture
Soil drought, dried-up wells, and rising water bills are prompting more and more single-family homeowners to look for ways to retain rainwater on t...
What is the difference between a submersible pump and a grinder pump?
The question in the title comes up in our technical department several times a week—from installers and wastewater pumping station designers alike...
Is a submersible pump suitable for a ring well?
Is a deep-well pump suitable for a ring well?
This is one of the common questions we hear from installers at our company when selecting a solution ...
How does a pressure tank work? Its operating principle and construction, step by step
In households using their own water source – from a deep or dug well – stable pressure in the water supply system does not happen by itself. A dome...
Bleeding central heating and booster pumps – a guide
Professional guide: bleeding water pumps in heating and pressure-booster systems
As a pump manufacturer's design team, we help users and installer...
Hydrofor systems – how they work, which ones to choose, and how to protect them from dry running
A pressure booster system is an integral part of a pressure-boosting installation designed to maintain constant water pressure. It works with a sur...
What are diaphragm tanks used for?
Diaphragm tanks are membrane expansion vessels that protect water supply systems against sudden pressure increases. They are used in closed heating...
Pump accessories. An overview of solutions
Our range includes not only a wide selection of high-quality pumps for various applications (including water pumps, wastewater pumps, and central h...
How does a pressure tank work?
A hydrofor is a pressure tank designed to maintain a constant pressure in an installation. It is often referred to as a hydrofor tank, pressure tan...
