Heat pump installation and service in Oradea and Bihor
Stock in Oradea, installation by certified Chofu partner installers across the county, the design temperature for Bihor and four local projects you can check.
Guides
What you need to know before you buy
We write about what customers ask us. No marketing, just numbers.
Heat pumps with underfloor heating
Why underfloor heating is the ideal emitter, what flow temperature it needs, how to build it right (pipes, screed, insulation, zones) and what you save over radiators.
16 kW heat pump: which houses need one and when it must be three-phase
Which houses come out at 16 kW, when you need the three-phase version, how much it uses in a year and when a 2 × 8 kW cascade is the better choice.
Casa Verde applications: documents and past mistakes
No AFM session funds heat pumps right now; here is what earlier sessions required and why applications were rejected.
Which hot water cylinder you need, and why not just any will do
The coil matters more than the litres: which cylinder works with a heat pump and how big it should be.
What a winter with a heat pump costs
Consumption and cost of one heating season for 100, 150 and 200 m² houses, worked out step by step and compared with gas, pellets and wood.
Will a heat pump work with old radiators?
When it does, when it does not, and how to check your radiators before you buy, with the EN 442 calculation.
R290 vs R32: the real difference
Flow temperature, datasheet efficiency, propane safety and what changes for R32 heat pumps from 2027.
How many kW do you need: sizing a heat pump properly
A table for 80–300 m², the sizing tool's formula and an example where one 150 m² house needs anything from 10 to 16 kW.