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The RESEARCH PRODUCTS arnalm Radon System Alarm is a vacuum monitoring device designed for residential radon mitigation systems. It provides both visual and audible alerts when system vacuum pressure drops below acceptable levels. Low vacuum pressure in a radon mitigation system can indicate a performance issue that requires professional attention. Because these pressure changes can occur gradually, the arnalm gives homeowners early warning before a loss of mitigation effectiveness becomes a serious concern. HVAC and radon mitigation contractors typically specify or install this device as part of a complete radon reduction system.
The arnalm is suited for residential applications where a sub-slab depressurization or similar radon mitigation system is already in place. It serves as a continuous monitoring point between scheduled contractor inspections. When vacuum pressure falls outside the acceptable range, the alarm signals the occupant so a qualified contractor can assess and correct the issue promptly.
Designed as an OEM-style monitoring alarm for residential radon mitigation systems that operate on sub-slab depressurization or similar vacuum-based principles.
Installation is typically performed by a certified radon mitigation contractor or qualified HVAC technician. The mitigation system fan should be powered down before connecting or servicing the alarm. Follow all applicable local building codes and EPA radon mitigation standards during installation. Do not attempt to adjust or repair the monitoring device without first consulting the manufacturer documentation.
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