About Us

QMark products offer the reliable, cost-effective performance that architects and engineers are looking for when they need to specify these heating and ventilation products on their projects.
Standard products are available for residential, commercial and industrial applications; custom engineering services are also available to help meet unique heating and ventilation requirements.

QMark products are manufactured and marketed by Marley Engineered Products, a leading thermal technologies company based in Bennettsville, South Carolina. Most product development and manufacturing takes place at the Marley Engineered Products ISO 9001: 2008 registered facility in Bennettsville.

Products are available through selected distributors throughout North America and around the world.
Marley Engineered Products maintains long-standing relationships with all safety regulatory agencies such as ETL and UL, ensuring QMark products meet or exceed industry standards.

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Call us at

(800) 642-4328

Or submit your information and we will contact you regarding your needs.

Manufacturers & Distributors

We listened - access to Influencers is a challenge and penetrating new markets is tough. Therefore, we’ve built a powerful database to attract new customers.

Engineers & Designers

We listened - sourcing equipment is a pain and comparing equipment data online is impossible. Therefore, we’ve built a powerful database to fix that.

Shipyards & Vessel Owners

We listened - calling, emailing and faxing numerous Vendors creates long exhaustive days. Therefore, we’ve built a powerful platform to streamline communication.