4REF was founded in 2016. Thanks to the many years of experience of the founder and the knowledge passed on to us, we were able to explore the secrets of the air conditioning industry and develop for you. Our well-coordinated team of 8 people will help you in any situation with help and good advice. We offer technical support in choosing air conditioning so that everyone can create their own home climate. Our offer includes more than 9 000, which you can buy through an online store and visit us stationary in Białystok.


  1. Vision

    The basis for us is to be the supplier of the first choice for companies in need of products from the industry. We want everyone to feel our climate and surrounding us atmosphere, associate the brand with people and high quality service. We will do our best to make you notice us, remember us and certainly want to come back to us.

  2. Mission

    Using modern materials and energy-saving technologies we want to create a comprehensive system, with the help of which the user can easily manage his thermal comfort. We cooperate with producers of Polish and foreign brands who care about the highest quality of their products. We are still looking for new solutions, so you will find a wide range of our assortment, from ventilation and air purification devices, through heat pumps, to high efficiency refrigeration equipment. We want each of our customers to have full satisfaction with the use of the product purchased from us.

  3. Value

    We’re changing for you. Our work is our passion. As a harmonious team we interlock and act like a zipper. We are open to any opinion and need of the customer. We verify the content that we share on our social profile on Facebook with the greatest possible accuracy. Every week we send out a short mailing that is supposed to please the eye and heart of our customers. Thanks to it, no one will miss any opportunity.

  • 2016

    Company started.

  • 2017

    New headquarters located in Białystok, Poland.

  • 2018

    Official distribution of Ballu brand in Poland.

  • 2019

    Official distribution of Skyworth brand in Poland.