Hazda-Servis

Vaillant gas boiler was serviced, satisfied with the work of employees! Arrived on time, did the job quickly and efficiently! Yuriy, a pleasant and responsible man, accepted the record at the call of the master! If necessary, I will contact you again! Thank you!

Thank you for your promptness and help in connecting! Service at the highest level! If necessary, I will apply only here!

We are very grateful to the employees of Gazda-Service for the provided services. The work was done quickly, efficiently and professionally. It's nice to deal with you. We wish further prosperity and many grateful customers.

Excellent service at a reasonable price. We selected good materials, taking into account individual wishes, and quickly and efficiently installed heating in a private house. I advise.

Good company, excellent service, affordable prices. Practical advice on heating systems and climate control.