Armstrong International 811-1-200 Steam Trap 30067439-890 and high-integrity O-rings ensures an

and high-integrity O-rings ensures an airtight seal and reliable pressure regulation

The modern PopTop actuators are not backwards compatible with the vintage Erie Classic series

is a professional-grade double-acting barometric draft control designed for precise combustion stability in gas-fired furnaces and boilers

Motor noise and temperature rise are common during phase-controlled speed reduction

Key Benefits for Technicians: Direct OEM Compatibility: Verified as an identical match for part number RLV2001

Armstrong International 811-1-200 Steam Trap 30067439-890 and high-integrity O-rings ensures anThe Armstrong International 811 1 200 is a high performance inverted bucket steam trap designed for efficient condensate removal in industrial steam systems. Engineered with a durable cast iron body, this Series 811 model features a 1" NPT connection and a precision lapped 7 64" orifice, making it ideal for high pressure environments up to 200 PSI. Its unique leveraged valve system provides a positive opening force to prevent air binding and ensure