Holmak offers plastic and aluminium heat exchangers with high efficiency and low pressure loss. They are used as key components in a broad range of ventilation systems.
Holmak was established in 2007 under a Dutch management as a production company for heat exchangers.
Research & Development as well as Design and Sales and part of the Production are based in Staphorst, The Netherlands.
We are constantly testing new materials and designs in an effort to provide our customers with an innovative range of products manufactured in accordance to supreme standards.
We supply heat exchangers for ventilation systems in residential and commercial buildings with excellent performance rates for a wide range of air volumes. The special design of the Holmak heat exchangers ensures there is a sufficient air flow even at lowest flow rates.
Holmak heat exchangers provide high efficiencies in recovery of energy, both in heating and cooling at all air volumes.
Thanks to high-grade PET material and the optimal drainage, Holmak heat exchangers are easy to maintain and guarantee a lenghty operating life as well as optimal hygiene according to class A hygiene standards.
Our goal is always to achieve the highest efficiency rates in exchange of cooling or heating energy.
All our plastic heat exchangers are automatically EUROVENT certified performance tested on energy efficiency and pressure drop.
They are in accordance to the European and US standard fire class and optionally to the B2 German standard fire class, too.
Thanks to the high-grade aluminium material, the optimal drainage and the sealless design, Holmak heat exchangers are easy to maintain, not sensitive to frost and heat, and guarantee a lengthy operating life as well as optimal hygiene.
Our goal is always to achieve the highest efficiency in exchange of heating or cooling energy.
Holmak offers supreme ISO 9001/ ISO 14001 certified manufacturing standards.
Our heat exchangers are available over a flexible range and can be made to your requirements.
State-of-the-art machinery and technologies, along with an experienced workforce, guarantee high product quality.
Thanks to high quality production and highly flexible logistics delivery times of less than 3 weeks ex works can be guaranteed.
We work with the most modern computer simulation software in order to continuously
optimize the air flow and thermodynamics of our heat exchanger designs.
Staphorst, 06 May, 2019 - Holmak HeatX B.V., Staphorst, The Netherlands, has acquired the production assets for the manufacturing of counterflow heat exchangers from Klingenburg GmbH with registered office in Gladbeck, Germany.
Staphorst, 17 March 2017 – Itho Daalderop B.V. is a new major customer of the Dutch company Holmak HeatX. The Dutch ventilation expert wants to purchase a significant amount of air-to-air heat exchangers from Holmak.
Staphorst, 28 February, 2017 – The Dutch company Holmak HeatX presents a substantially extended range of highly efficient counterflow heat exchangers for ventilation in commercial and residential properties at ISH 2017 in Frankfurt on the Main.
Staphorst, November 30, 2016 – The Dutch company Holmak produces from now on the plastic heat exchangers with three different foot prints.
Staphorst, November 03, 2016 – For central ventilation systems the Dutch company Holmak HeatX now offers also heat exchangers made of plastic
Staphorst, November 27, 2015 – The new plastic heat exchanger TSC 18 for decentral home ventilation is a true space saver and also highly energy-efficient due to its sophisticated design.
ISH 2015: Holmak presents Ultra Compact Tube Heat Exchanger Staphorst, March 10, 2015 – At the ISH 2015 in Frankfurt/Main, the Dutch company Holmak is celebrating a premiere: The ultra-compact
such as air volume, to obtain the right product type for lowest pressure loss and maximum efficiency. Download our EUROVENT certified calculation software to get the appropriate product type of our Aluminium TS/ TSK or our Plastic TST series.
Wethouder Wassebaliestraat 8, 7951 SN Staphorst
Industriska ulica b.b., 7000 Bitola
VAT ID No.: NL807372778B02
CEO Mark Lammers
MetaCom GmbH, Hanau - Kommunikations Agentur Hanau
PIXELSTEIN GmbH & Co. KG - Internet Agentur Hanau
Holmak HeatX B.V. ('Holmak') takes your privacy seriously. We consider the protection of your personal data during processing to be extremely important. That is why we have drawn up a privacy statement covering all personal data that Holmak collects about you during all possible contacts with us or one of our partners, both offline and online.
This privacy statement provides answers to questions about the protection of your personal data. Is your question not listed? Do not hesitate to contact us at: firstname.lastname@example.org. We will be happy to help you.
There are various occasions on which Holmak collects personal data about you. For example:
Would you prefer us not to use your personal data if you have not supplied it yourself? You can let us know by sending an email to: email@example.com
Holmak processes personal data that you yourself have provided. These personal data are collected during your visit to our websites, offices, production hall or from other sources such as public corporate websites.
The personal data you have provided yourself are:
When you visit our website, our servers store a number of things.
This is information such as:
This web information is necessary for the technical transfer of the website and secure server operation. No personalised data analysis is performed on the information.
In addition, Holmak can also obtain your personal data from other sources such as:
When the personal data are obtained from one of the sources above, these will only be processed if this is permitted by law and corresponds to the purpose for which this information was provided.
Holmak may ask you to share your personal data with us for the following purposes:
In general, we process your personal data only for the purposes about which you have been informed. When we use your data for other (closely-related) purposes, additional data protection measures will be built in where they are required by law.
Information that you provide us by completing a contact form is stored securely on our servers and used by us exclusively for the processing of your request.
We process your data:
If we have requested your consent to process your personal data and you have given that
consent, you are always entitled to withdraw it.
If we process personal data on the basis of a legitimate interest, we may not infringe your privacy disproportionately.
For example, we use your contact information to send newsletters and information material and to invite you to promotional activities and events. We do not process any special personal data from you in the course of these marketing campaigns.
If we want to create a personal, individual customer profile, we will ask for your consent in advance.
Holmak does not store your personal data longer than is strictly necessary for the purposes
for which we have collected your data or in order to comply with legislation and
After the expiry of the storage period, the data that we no longer need will be deleted unless we are required to keep these data for longer for the purposes of legal procedures.
Holmak may share your personal data with service providers, business partners and other third parties. We always do this in accordance with the prevailing legislation.
We supply third parties with your personal data only if this is necessary for the execution of an agreement with you, or to comply with a legal obligation. We conclude a processor contract with organisations that process your data on our behalf in order to ensure the same level of security and confidentiality for your data. Holmak remains responsible for these processing operations.
It is sometimes necessary to transmit your personal data to parties located outside the
European Economic Area (EEA), for example in connection with the execution of an agreement
by our group companies established outside the EEA.
Under the General Data Protection Regulation (GDPR), personal data may be transmitted to parties outside the EEA only if an appropriate level of data protection is guaranteed or if a specific derogation applies.
Automated decisions are decisions about you that are made by computers, and not by people.
Will a decision of this kind have legal consequences for you? Or may it affect you
adversely? In that case, we may not take any automated decision about you.
We may take automated decisions only if we have entered into an agreement with you in that respect, if the law permits it, or if you give your consent. In these situations, you may always consult someone from Holmak and, in addition, you have the right to submit an objection. This can be done by sending an email to firstname.lastname@example.org
Holmak does not make fully automated decisions that can have consequences for you or affect you adversely.
At your request, we can send you an overview of your personal data as known to us. Any request for the inspection, correction, limitation or deletion of data can be submitted free of charge by sending an email to email@example.com. Holmak has the right to refuse a request for inspection if it is unreasonable or if it jeopardises the privacy of others.
To prevent misuse, we ask you to accompany a written request for inspection with adequate
identification. This can be done by sending a copy of a valid identity document. To prevent
fraud, it is important to mask your BSN (where appropriate) and your passport photo on the
The KopieID app is a useful tool for making a secure copy of your identity documents.
We will do our best to respond to your request as soon as possible but no later than four weeks after receipt. If, after you supply your personal data, it emerges that they are incorrect or that storing them conflicts with applicable legislation and regulations, we will correct your data, delete them or limit their processing.
In order to be of better service to you, it is important for Holmak to get to know you. But only if you wish us to do so because, of course, we respect your preferences regarding the use of your personal data.
If you no longer wish to receive emails from us, you can unsubscribe at any time in the relevant email. You can also state your specific wishes by sending a message to: firstname.lastname@example.org
When you visit our website, you will find links to other websites for your convenience and for information purposes. These websites may not be managed by Holmak and may have their own privacy statement. We advise you to read this privacy statement so that you understand how your personal data are used with respect to these websites. We are not responsible for the content, use and data protection policies of the websites that are not owned by Holmak and that we do not therefore manage.
We acknowledge our responsibility for protecting the personal data that you entrust to us from loss, misuse or unauthorised access. Holmak uses various security technologies and organisational procedures to protect your personal data. For example, we have access management systems, and we use firewalls and secure servers. In addition, we encode certain types of data such as financial information and other sensitive data.
Holmak HeatX B.V., with registered premises at Wethouder Wassebaliestraat 8 in Staphorst, is responsible for the processing of data as described in this privacy statement.
If you have any questions about this privacy statement, please feel free to contact us. Send an email to email@example.com and we will be happy to help you further.
In addition, if you have complaints about the processing of your personal data, we will be happy to help you and find a solution together. If we are unable to reach agreement, you have the right to submit a complaint to the Dutch Data Protection Authority pursuant to data protection legislation.
Developments are moving fast and things may change in the personal data that we ask you for and in how we use your personal data. Regulations can also change. In that case, we will amend this privacy statement accordingly. We therefore invite you to check the privacy statement regularly so that you are kept informed. We will also use our website to inform you about any major changes.
This privacy statement came into effect on 25 May 2018.
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