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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
For contractors managing refrigeration system maintenance
The hardware includes a 6-foot capillary and a 3/8" x 5" copper sensing bulb
vacuum rating ensures the furnace only initiates ignition when proper draft is established
it ensures precise mechanical alignment
OEM Compatibility: Engineered as the Lennox factory replacement for models 18M81
Armstrong International A8581 Humidistat Refrigerant For contractors managing refrigeration systemThe Armstrong International A8581 Humidistat (also known as the A 8581) is a high performance on off high limit duct humidistat designed for precise safety and control in industrial and commercial HVACR applications. Engineered as a duct mounted high limit stat, this unit is specifically recommended to prevent localized saturation and downstream condensation within air handling systems. It serves as a critical safety component, typically set at 85% RH
US$ 67.99
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