Mainstream began as a research and development company dedicated to solving NASA and DOD problems. Today, we perform R&D projects for virtually all agencies of the U.S. government. Therefore, our products, which are sold in government, military, and commercial markets, are technologically superior and developed to withstand harsh military and space environments. Our products are protected by patents and patents-pending. All Mainstream products are made in the USA!
Military Products
Commercial & Retail Products
- HVAC Products – Mainstream’s QwikProduct™ product line of heating, ventilation, and air conditioning products was designed for HVAC technicians. A complete line of tools is available for maintaining and repairing HVAC systems.
- A/C Certifications – Mainstream’s certification web site is for EPA Certifications 608 and 609, and for Mainstream Certifications for IAQ and PM Tech.
- Recreational Boating – Mainstream’s recreational boating web site is for recreational boating, sailing, and marine products.
- Safe Boating Certification – Mainstream’s safe boating certification program is a nationally and state approved boater safety program.
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