Heating, Cooling & Ventilation

Maintain optimal comfort and air quality in every season with professional HVAC and ventilation solutions. We stock high-performance climate control essentials from trusted brands like Honeywell, Mr. Heater, and Lasko. Whether you are roughing in a new build with Hart & Cooley registers and DuraVent ducting, or installing Lomanco roof vents for superior attic airflow, we provide the contractor-grade components you need. From energy-efficient Vornado fans and Perfect Aire cooling units to rugged US Stove wood-burning fireplaces and Utilitech air quality accessories, our inventory is designed for residential durability and job-site performance.

R.P. Lumber - Edwardsville, IL
2,238 Results
BestAirBestAir PFHW2025-11CR Air Filter, 20 in L, 25 in W, 11 MERV, 1000 to 1200 MPR

BestAir PFHW2025-11CR Air Filter, 20 in L, 25 in W, 11 MERV, 1000 to 1200 MPR

$44.25Each
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Length: 20 InWidth: 25 In
MPR Rating
1000 To 1200
MERV Rating
11
Filter Efficiency
95 %
Filter Media
Carbon
Length
20 In
Width
25 In
Thickness
4 In
Suitable For
Honeywell F100B1032, F100B1040, F100F1087, F100F1095, F100F2044, F100F2051, F200E1037, 203720, F35/35R FC35A1027, F100/150 FC100A1037, F200 FC200E1037, CF100A1025, CF100A1058, FC100A1037, FC200E1037, POPUP2025 Air Cleaner Model
ProSourceProSource SW03-10X4 Sidewall Register, Steel, White White

ProSource SW03-10X4 Sidewall Register, Steel, White White

$13.69Each
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Material: SteelColor: WhiteLength: 5.75 InWidth: 11.75 InHeight: 1.125 In
Number Of Ways
3
Air Deflection Angle
52 Deg
Projection Size
11.75 X 5.75 In
Duct Opening Width
4 In
Duct Opening Height
10 In
Blade Spacing
1/2 In
Material
Steel
Color
White
Installation Type
Wall Mounted, Sidewall
Length
5.75 In
Width
11.75 In
Height
1.125 In
Suitable For
Sidewall & Ceiling