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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
Universal Williams Compatibility: Optimized for use across the Williams furnace line demanding L280 vent safety controls
the BQC-AA provides reliable superheat control in light air conditioning and commercial refrigeration systems
a faulty gas valve solenoid
Rugged Construction: Built to withstand high-cycling environments common in residential and light commercial HVAC systems
the MARS 34616 Kit provides a high-reliability solution for restoring failing heating assemblies
Johnson Controls AFS-262 Air Flow Switch Universal Williams Compatibility: Optimized forThe Johnson Controls AFS 262 Air Flow Switch is a heavy duty, general purpose differential pressure sensing switch designed for critical HVAC and Energy Management applications. This field adjustable unit allows contractors to establish precise air pressure proving within a range of 0. 05 to 2. 0 inches WC, making it a versatile solution for monitoring positive, negative, or differential pressure across coils, filters, and fans. Housed in a durable