
VENTILATION ENGINEERS IN GLASGOW, EDINBURGH & ACROSS SCOTLAND
At Sigma Engineering Product Design Ltd we take our responsibility as stewards of the environment seriously. This is why our prime focus is on delivering highly efficient, environmentally friendly extract and ventilation systems to our clients. Based in Irvine, Ayrshire our ventilation engineers work across Glasgow & Central Scotland designing, manufacturing and installing systems.
DESIGNED TO LEAD,
BUILT TO LAST
Contact our team today for a quote.
CORPORATE CLIENTS
ECO FRIENDLY
BESPOKE VENTILATION
BEST IN CLASS TECHNOLOGY
With award-winning patented heat recovery systems, advanced fan wall configurations, and best-in-class Electronically Commutated (EC) fan technology, we deliver ventilation solutions that redefine performance and reliability. Our systems feature cutting-edge impeller design combined with bespoke canopies, extract hoods, and enclosures — all engineered to optimise airflow and energy efficiency. Every fan wall system is designed to enhance indoor air quality while reducing whole-life costs and environmental impact, ensuring consistent performance across even the most demanding applications.
EXPERTS IN VENTILATION
ABOUT US
Sigma Engineering Product Design Ltd is one of Scotland’s leading specialists in energy-saving ventilation products and services. We have developed  the unique award-winning patented Sigma Heat Recovery Ventilation (HRV) technology. Based in Irvine, Ayrshire, we deliver efficient, exact and cost-effective solutions for any ventilation and air quality control requirement.
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HIGHLY QUALIFIED
Sigma EPD is a design-led organisation. We develop innovative solutions for our clients. Our design capabilities are backed up by our knowledgeable and experienced manufacturing and fitting staff, who help to deliver great quality solutions to our clients in sectors including; general manufacturing, industrial processes, food production, NHS authorities, restaurants, golf clubs, cafes and just about any business that requires air quality control measures (ventilation).
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EVERY CUSTOMER MATTERS
Every customer, no matter how big or small their project, is important to us. This means we approach every project with a high level of detail, creativity, professionalism and flexibility to find the best results for you. Every ventilation unit we design is unique to our customer and tailored to fit into its environment seamlessly.
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Our ventilation engineers at Sigma Engineering Product Design Ltd take pride in communicating with our customers throughout the process and advising them of the best products or system for their business. We ensure that all our systems boast ease-of-use, comfort and most importantly, safety to the end user. We strive to find the best solutions to your challenges. We can work with your architects and builders to provide accurate information for building warrants etc.
IN-HOUSE VENTILATION SYSTEM DESIGN AND MANUFACTURE

CONTACT US TODAY
Get in touch with the experienced ventilation engineers at Sigma Engineering Product Design Ltd in Irvine by calling us today.
EMAIL US: info@sigmaepd.com







