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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
this unit utilizes 7/8" suction and 1/2" discharge ODF sweat connections for a streamlined install in existing systems
As a field-tested Lennox 99K12 Transformer
The hardware includes versatile air connections with 5/32" or 1/4" OD barb fittings to streamline field retrofits and new installations
Value 2-Pack: Provides both the inlet and outlet gaskets required for a complete header service
managing Y1/Y2 and W1/W2 signals effectively
Lochinvar & A.O. Smith 100110204 Control Module 321894-708 this unit utilizes 7/8" suctionWhen you're troubleshooting a Lochinvar Power Fin or 120 series boiler that refuses to initiate its sequence, the Lochinvar & A. O. Smith 100110204 Control Module is usually the first place to look. As a genuine OEM IID control module, this board manages the critical intermittent ignition device (IID) logic, supervising everything from the prepurge cycle to flame proving. It is designed to handle 24VAC control circuits, integrating seamlessly with