Heat Pump Installation in Lebanon

Serving Lebanon and every community across Laclede County.

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Step 1 of 3: Equipment
Icicles hanging from a metal gutter along the edge of a shingled roof with snow on it, above a red brick wall, under an overcast white sky.

Sizing a heat pump for Laclede County starts with the cold end of the season, not the mild middle of it. Homes in Laclede County, MO run heat about seven months a year, from October through April. As outdoor temperatures fall toward the bottom of that range, a heat pump's capacity drops, and a unit sized too loosely relies on its backup resistance elements to close the gap. A contractor has to work out exactly where that crossover point sits for this house before they can spec the right equipment. Get that calculation wrong and the backup heat carries a share of the load the primary system should have handled, which the homeowner pays for every month the system runs.

NOAA National Centers for Environmental Information, nClimDiv county and statewide normals, 1991-2020.
Unfinished basement with concrete block walls, a bare concrete floor, exposed wood joists and subfloor overhead, a large galvanized metal duct trunk with insulated flexible branches, a coiled black hose on the floor, and two cardboard boxes in the corner.

Existing ductwork in Laclede County houses carries the decisions of whoever built the original system, and those decisions were made for equipment that is no longer what the house runs. Half the homes in Laclede County, Missouri were built in 1984 or earlier (2020-2024 ACS 5-year). A contractor quoting a heat pump installation here measures what those ducts can actually move, not just what they look like from the access panel, because a layout that worked for an old forced-air furnace may not deliver the airflow a heat pump needs in every room. The electrical service gets the same check: the panel has to handle what the new unit draws. Both findings shape the quote before the equipment is selected.

U.S. Census Bureau, 2020-2024 American Community Survey 5-Year Estimates

What a Heat Pump Installation Covers

Isometric cutaway illustration of a single-story house showing interior rooms with furniture, an attic duct system connected to an indoor air handler, and an outdoor condenser unit linked by lines along the exterior wall.

The outdoor unit sits on a pad beside the house and holds the compressor and coil that do the system's core work. Inside, the air handler mounts in a utility space, basement, or closet and moves conditioned air through the home. Together these two cabinets are what a contractor sets in place.

A refrigerant line set runs between the outdoor unit and the air handler, connecting the two through a small penetration in the wall. A thermostat goes on an interior wall where it can read the living space accurately and gives the homeowner control over the whole system.

The drawing shows a typical layout, and a licensed contractor determines exactly how each piece applies to your house.

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Laclede County, by the numbers

113

113 severe weather events were recorded in Laclede County, Missouri between 2015 and 2024.

NOAA National Centers for Environmental Information, Storm Events Database, bulk CSV export, events 2015-01-01 through 2024-12-31.
1984

Half the homes in Laclede County, Missouri were built in 1984 or earlier (2020-2024 ACS 5-year).

U.S. Census Bureau, 2020-2024 American Community Survey 5-Year Estimates
16,012

Laclede County, Missouri holds 16,012 housing units (2020-2024 ACS 5-year).

U.S. Census Bureau, 2020-2024 American Community Survey 5-Year Estimates
68.2%

Owners occupy 68.2% of the occupied homes in Laclede County, Missouri (2020-2024 ACS 5-year).

U.S. Census Bureau, 2020-2024 American Community Survey 5-Year Estimates

Severe Weather Events in Laclede County

Laclede County weather puts real demands on heating and cooling equipment, and those demands shape what a heat pump needs to handle year after year. What gets installed here should fit the local workload, not a generic spec.

Severe weather events by county — Laclede County
3020100
2015201620172018201920202021202220232024
21

113 severe weather events, 2015–2024. Source: NOAA National Centers for Environmental Information, Storm Events Database.