
The Challenges of Factory Heating
Maintaining a safe, comfortable factory temperature is crucial but challenging.
Common factory heating issues include:
Large, open spaces.
Factories are often sizable spaces that are difficult to heat. As warm air rises to the ceiling and leads to cold spots forming at ground level.
Varying temperature needs.
Different areas within a factory may have varying temperature requirements. Older or more basic heating systems will struggle to be able to accommodate.
Dust, fumes and other pollutants.
Factory processes can generate harmful particles that increase the need for air circulation. While potentially damaging your heating system.
Challenging manual work.
Your staff will often be engaging in strenuous physical work, which can make inconsistent temperatures more difficult to manage.

Why You need a Bespoke Factory Heating Solution?
By working with OKEL, you’ll benefit from a fully customised solution to your factory heating needs. With a bespoke factory heating system designed and installed by our expert team, you’ll benefit from:
Reduced energy costs.
Safer working environment.
Increased productivity.
Fewer maintenance issues.
Quality Manufacturing.
Improved eco-friendliness.
Factory Heating Case Studies
Strongdor

Strongdor’s existing heating system was struggling to provide sufficient heat to the large factory floor, especially during the winter months.
Fortress Technology

Fortress Technology Europe approached OKEL, enquiring about the feasibility of using electric heating to support its commitment to the environment.
Downland Bedding

Our client had recently purchased an unoccupied mill located next door to their factory and had expansion plans for the new premises.
Sigmat

Sigmat, a leading European manufacturer of the design, manufacture and assembly of steel components was looking for a high-efficiency heating solution for their large 85,000ft² factory premises.
Factory Warm Air Heating Solutions
A warm air heating system is a highly efficient way to heat large spaces. OKEL’s customisable, modular systems use strategically placed heaters that draw outside air, heat it, and evenly distribute it with integral circulation fans.
Flexible Installation:
Wall or ceiling-mounted options to avoid floor obstructions.
Enhanced Efficiency:
Fully modulating heat output to match demand, saving energy and operating costs, and ensuring consistent comfort.
Year-Round Comfort:
Includes Summer Ventilation Mode for continuous air circulation and comfort during warm days.







Hybrid Heater & Heat Pumps
Experience the perfect blend of efficiency and performance with customised Hybrid Heater and Heat Pump systems. Tailored to your factory’s needs, they use advanced technology and smart controls to deliver consistent warmth, lower costs, and enhance workplace safety.
100% Electric or Gas Booster:
Available as a fully electric model or with a gas booster for extra heating power when needed.
Energy Efficient:
Operates in heat pump mode around 70% of the time for maximum efficiency. Delivering up to 5 kW of heat output for every 1 kW of energy consumed.
Smart controller:
Smart controller technology optimises energy use, adjusting output to maintain comfort while reducing running costs.
Year-Round Comfort:
Includes Summer Ventilation Mode for continuous air circulation and comfort during warm days.
Electric Air Heaters
The Winterwarm EH Electric Warm Air Heater is an ideal choice for gas-free sites or those using renewable energy. Compact, efficient and easy to install, it delivers fast, even heat to factory spaces. With smart airflow control, centralised thermostat options and low maintenance.
100% Electric:
Efficient, gas-free solution ideal for commercial and industrial factory spaces.
Multiple Output Options:
Available from 5 kW to 60 kW to suit different heating needs.
Flexible Installation:
Can be wall-mounted or suspended, with optional brackets to angle airflow.
Centralised Management:
Control up to eight units via one MultiTherm thermostat, with BMS compatibility available.
Radiant Heating systems for Factories
Radiant heating is ideal for spot-heating specific zones, like workstations or loading bays, in large, open spaces. It delivers fast, efficient warmth where it’s needed and retains heat long after shutoff to reduce energy use.
No air circulation:
Warms directly without air movement, making it ideal for dusty or sensitive environments.
Silent operation:
Creates a quieter, more comfortable workspace.
Targeted & efficient:
Warms people and objects, not the air, making it highly energy efficient.
Partnering for a Sustainable Future
Sustainability is no longer a nice-to-have; it’s a priority for forward-thinking businesses. At OKEL, we’re committed to supporting our customers in achieving their environmental and energy-efficiency goals through innovative, future-ready solutions.
Every bespoke system we design is built with energy efficiency at its core. This not only helps lower your operational costs but also supports your wider sustainability ambitions, whether you’re working toward green certifications, carbon reduction targets, or simply looking to demonstrate your environmental responsibility.
With OKEL as your partner, you gain more than a high-performance system; you take a meaningful step toward a more sustainable future for your business and the communities you serve.

Lower Energy Costs

Reduced Emissions

Sustainability Future
Frequently Asked Questions
- Why choose OKEL for your factory heating?
By working with OKEL for your factory heating solution, you’ll benefit from:
- A fully tailored factory heating solution. We don’t offer a one-size-fits-all approach – we’ll provide a factory heating system designed from the ground up to match your needs.
- Skilled and experienced factory heating engineers. Our highly experienced team has a wealth of experience designing and installing efficient and effective factory heating systems based on their in-depth understanding of factory heating requirements.
- Relationships with leading manufacturers. We have long-standing relationships with top manufacturers, ensuring we can provide cutting-edge factory heaters at highly competitive prices.
- A personalised approach. You will work with a dedicated project manager who will be your main point of contact throughout the process, keeping you informed and answering any questions you may have.
- High-quality aftercare. We offer continued support after the installation alongside annual maintenance checks to ensure your new heating system operates as effectively as when it was first installed.
By partnering with OKEL for your factory heating needs, you’ll receive a comprehensive solution tailored to your specific requirements, designed and installed by experienced engineers using top-of-the-line equipment and to current regulations. Our personalised approach ensures you will get the perfect outcome for your business.
- What factory heaters does OKEL use?
At OKEL, we use the latest and most innovative heating technology to ensure you get an efficient, reliable and eco-friendly factory heating solution. We also understand that every factory will have its own unique heating requirements, so we draw from an extensive range of models from leading manufacturers to find the best solution for you.
Our most popular factory heaters include:
- Winterwarm XR+ gas-fired heater. This is a highly economical heater that’s ideal for modern industrial buildings due to its reduced overall dimensions and vast application possibilities.
- Winterwarm EH electric air heater. This heater offers the exact same features as its gas-fired equivalent and is perfect for premises with no available gas supply or those wanting a greener alternative to gas.
- Winterwarm HR condensing unit air heater. This new generation of condensing unit air heaters combines the efficiency of gas-fired unit air heaters with energy savings and high comfort.
We also supply and install Space-Ray and Winterwarm’s innovative and reliable radiant tube heating solutions, as well as Winterwarm WCU Destratification Fans to help ensure an even and consistent temperature throughout your factory.
- Can OKEL upgrade our existing factory heating system?
Yes, if your existing factory heating system isn’t as efficient or as effective as you’d like, our expert engineers can assess its current state, identify areas for improvement, and propose a range of upgrade options tailored to your specific needs and budget.



