4000907 – REDUCER
Galvanized duct reducer, 9″ to 7″. Transitions between two different round duct sizes in a supply or return run. Crimped end for easy connection.
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Galvanized duct reducer, 9″ to 7″. Transitions between two different round duct sizes in a supply or return run. Crimped end for easy connection.

Carrier HH12ZB140 high limit switch, 3-inch insertion, opens at 140°F. Auto reset. Crosses to Supco SHL507, Trane SWT01276. Universal 3-inch L140 replacement.

18″ aluminum 3-blade condenser fan blade. 27° pitch, CCW rotation, hubless (no hub). Replacement for HVAC condenser and heat pump units.

24V SPST heat sequencer. OEM Rheem/Ruud part for electric furnaces. Single-pole single-throw configuration for staging one heating element.

Fieldpiece TC24 pipe clamp thermocouple. Fits 3/8″ to 1-3/8″ pipes for accurate line temperature readings. Essential for superheat and subcooling measurements on AC systems.

PF12121 pleated air filter. MERV 11, high-capacity 12″ x 12″ x 1″. Fits standard residential HVAC systems. Replace every 30-90 days for best airflow and filtration.

Insulated return air box, 14×25 opening with ductboard top. Connects return grilles to round ductwork — cut the top on-site to match your duct size. Galvanized steel.

DiversiTech VVC-1 valve core 6-pack. Brass and stainless steel Schrader cores with 1/4″ SAE ports. Replacement cores for refrigerant service valves and access fittings.

30′ insulated mini-split line set with pre-flared 1/4″ and 3/8″ copper lines. 1/2″ insulation. Longer run for installs where the condenser is far from the wall unit.

Temperature limit switch for Carrier, Bryant and Payne furnaces, recorded in our system as style MALB with a 200 degree F setting.