Testing labs in Willington, CT

ClearStak, LLC

🇺🇸 Willington, CT

ClearStak is an EPA-approved testing laboratory specializing in wood heater and pellet stove certification under EPA Method 28 and ASTM E2515. They test indoor and outdoor hydronic heaters, pellet stoves, and woodstoves for emission compliance under 40 CFR Part 60. ClearStak serves residential heating appliance manufacturers seeking EPA certification and regulatory compliance.