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Duotone terrace — saffron brief on the left, garden-folded ledger on the right.
verify the assembly part number to ensure all required combustion air adjustments can be made
two O-rings (83L4201)
Integrating this assembly during a HVAC system repair ensures the unit operates within the manufacturer’s design parameters for drainage and venting safety
The 100208453 is the current designated replacement for older references RLV2016
and Daikin heating units
Laars Heating Systems R0021300 Transformer 320788-703 verify the assembly part numberThe Laars R0021300 Transformer is a critical electrical component designed for precision voltage step down in hydronic heating systems. This 40VA control transformer features a 120V primary to 24V secondary configuration, providing reliable power to integrated boiler control boards, gas valves, and safety circuits. Engineered specifically for Laars heating systems, this component ensures consistent secondary voltage stability, preventing localized
US$ 29.95
US$ 55.00
US$ 107.00