

Airsys Engineering and Rae Mac Agencies Inc. are your trusted partners in the HVAC industry, specializing in providing bid and specification solutions for commercial, industrial, and residential projects. With a commitment to quality, innovation, and customer satisfaction, we offer a comprehensive range of HVAC products and services tailored to meet the unique needs of our clients.

Airsys Engineering is dedicated to delivering the right solutions, utilizing the latest technologies and industry best practices. Our team of experienced engineers, technologists, and HVAC specialists collaborates closely with clients to design and implement systems that optimize performance, efficiency, and sustainability. We pride ourselves on our ability to provide detailed specifications and support throughout the project lifecycle, ensuring that every installation meets the highest standards.
Rae Mac Agencies Inc. complements our engineering expertise by serving as a key resource for bid and specification support. Our agency offers a vast network of high-quality HVAC products from leading manufacturers, ensuring that our clients have access to the best solutions available. We provide comprehensive assistance in the bidding process, from preparing specifications to sourcing equipment, helping clients streamline their projects and achieve optimal results.
Together, Airsys Engineering and Rae Mac Agencies Inc. stand out as reliable HVAC suppliers committed to excellence in every aspect of our work. Whether you’re embarking on a new construction project or upgrading an existing system, we are here to guide you every step of the way.
Partner with us for your Ventilation needs and experience unparalleled service and expertise.

Nailor Industries is a global leader in the engineering and manufacturing of innovative air distribution and control products. With a focus on quality and performance, they provide a wide range of HVAC solutions, including air diffusers, dampers, and louvers, designed to meet the needs of commercial, industrial, and institutional environments. Nailor’s commitment to precision engineering ensures reliable, energy-efficient products that help create optimal indoor air quality and comfort.
Loren Cook Company is a leader in the design and manufacturing of high-performance air movement solutions. With over 75 years of experience, they specialize in producing fans, blowers, and laboratory exhaust systems that are renowned for their quality, reliability, and energy efficiency.
Whether for industrial, commercial, or institutional applications, Loren Cook provides cutting-edge ventilation products designed to meet the highest standards of safety and performance.


Ventex Inc. was founded in 1984 and has become Canada’s premier louver and damper manufacturer by operating on our simple philosophy of providing exceptional customer service while supplying top quality products at a reasonable price. We offer a complete line of extruded aluminum and formed steel louvers as well as custom architectural louvers; Thin line, four inch, six inch, exhaust, stormproof, drainable, operable, acoustical and combination louvers as well as mullion and mitered corner penthouses. Many are licensed to bear the AMCA seal for both water penetration and air performance. We also specialize in rooftop gravity ventilators and wall hoods for both intake and exhaust applications.
When it’s time to spec air movement, you know what’s required of the job. What you need is fast fan selection and easy scheduling exports. CookSelect allows you to enter your specs, filter quickly, and find the equipment you need for the job faster than ever before.
You can manage multiple jobs and marks with the job management tool and export full fan schedules in seconds.

We offer detailed bid/spec services to assist contractors and engineers in designing HVAC systems for projects of any size. Our team works to ensure that all specifications are met accurately and that the solutions align with your project’s requirements.

We help you plan your project costs with reliable budgetary pricing, allowing you to forecast expenses and make informed decisions while maintaining quality and efficiency.

Our team assists in selecting the most suitable HVAC products and components for your specific needs. From energy-efficient solutions to advanced technologies, we ensure that the products chosen meet your project’s performance and design goals.
In addition to our services, Airsys Engineering and Rae Mac Agencies also operate a wholesale business, offering a broad selection of HVAC parts and components. Our 12,000-square-foot warehouse is stocked with a wide variety of products to meet your project needs, including:
With our extensive inventory, we ensure you have quick access to the HVAC products you need to keep your projects on track.


