Heating and Cooling

Keep your facility comfortable and code-compliant with heating and cooling supplies from Supply Tie. Shop HVAC air filters, registers and vent covers, evaporative cooler parts, heaters and thermostats, dehumidifiers, pipe insulation, and water heater parts. Brands include 3M Filtrete, American Air Filter, Dial Manufacturing, Honeywell, and more. Bulk filter orders are available — stock up for the season and save.

Thermostats: thermostats and heating controls.

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Kero World Manual Siphon Pump For Kerosene burning heaters 1 gal

Kero World Manual Siphon Pump For Kerosene burning heaters 1 gal

Regular price $3.57 USD

Regular price Sale price $3.57 USD
Unit price per
MSRP $5.95
Lasko 21-3/4 in. H X 20 in. D 3 speed Box Fan

Lasko 21-3/4 in. H X 20 in. D 3 speed Box Fan

Regular price $30.21 USD

Regular price Sale price $30.21 USD
Unit price per
Lasko Wind Machine 23.38 in. H X 20 in. D 3 speed Floor Fan

Lasko Wind Machine 23.38 in. H X 20 in. D 3 speed Floor Fan

Regular price $52.05 USD

Regular price Sale price $52.05 USD
Unit price per
MSRP $57.64
M-D Building Products 30 in. H X 34 in. W Rectangle Outdoor Central Air Conditioner Cover

M-D Building Products 30 in. H X 34 in. W Rectangle Outdoor Central Air Conditioner Cover

Regular price $7.29 USD

Regular price Sale price $7.29 USD
Unit price per
M-D Building Products Gray Foam Weatherseal For Air Conditioners 42 in. L X 1.25 in.

M-D Building Products Gray Foam Weatherseal For Air Conditioners 42 in. L X 1.25 in.

Regular price $2.09 USD

Regular price Sale price $2.09 USD
Unit price per
MSRP $3.50
M-D Building Products Gray Foam Weatherseal For Air Conditioners 42 in. L X 2.25 in.

M-D Building Products Gray Foam Weatherseal For Air Conditioners 42 in. L X 2.25 in.

Regular price $4.36 USD

Regular price Sale price $4.36 USD
Unit price per
MSRP $7.24
NaturalAire 15 in. W X 24 in. H X 1/4 in. Polyester 1 MERV Air Conditioner Filter 1 pk

NaturalAire 15 in. W X 24 in. H X 1/4 in. Polyester 1 MERV Air Conditioner Filter 1 pk

Regular price $3.37 USD

Regular price Sale price $3.37 USD
Unit price per
MSRP $3.59
NaturalAire 16 in. W X 25 in. H X 1 in. Synthetic 8 MERV Pleated Air Filter 1 pk

NaturalAire 16 in. W X 25 in. H X 1 in. Synthetic 8 MERV Pleated Air Filter 1 pk

Regular price $4.08 USD

Regular price Sale price $4.08 USD
Unit price per
MSRP $7.59
NaturalAire 20 in. W X 20 in. H X 1 in. Synthetic 8 MERV Pleated Air Filter 1 pk

NaturalAire 20 in. W X 20 in. H X 1 in. Synthetic 8 MERV Pleated Air Filter 1 pk

Regular price $4.71 USD

Regular price Sale price $4.71 USD
Unit price per
MSRP $7.59
NaturalAire 20 in. W X 30 in. H X 1 in. Natural Fiber 1 MERV Air Filter 1 pk

NaturalAire 20 in. W X 30 in. H X 1 in. Natural Fiber 1 MERV Air Filter 1 pk

Regular price $9.75 USD

Regular price Sale price $9.75 USD
Unit price per
MSRP $12.99
Pamlico Air 16 in. W X 25 in. H X 2 in. Fiberglass 4 MERV Air Filter 1 pk

Pamlico Air 16 in. W X 25 in. H X 2 in. Fiberglass 4 MERV Air Filter 1 pk

Regular price $5.13 USD

Regular price Sale price $5.13 USD
Unit price per
Pamlico Air 20 in. W X 20 in. H X 2 in. Fiberglass 4 MERV Air Filter 1 pk

Pamlico Air 20 in. W X 20 in. H X 2 in. Fiberglass 4 MERV Air Filter 1 pk

Regular price $5.16 USD

Regular price Sale price $5.16 USD
Unit price per
Pamlico Air 20 in. W X 25 in. H X 2 in. Fiberglass 4 MERV Air Filter 1 pk

Pamlico Air 20 in. W X 25 in. H X 2 in. Fiberglass 4 MERV Air Filter 1 pk

Regular price $5.69 USD

Regular price Sale price $5.69 USD
Unit price per
Perfect Aire 11.75 in. H X 9 in. D 3 speed High Velocity Fan

Perfect Aire 11.75 in. H X 9 in. D 3 speed High Velocity Fan

Regular price $21.05 USD

Regular price Sale price $21.05 USD
Unit price per
MSRP $23.99
Perfect Aire 21.25 in. H X 18 in. D 3 speed High Velocity Floor Fan

Perfect Aire 21.25 in. H X 18 in. D 3 speed High Velocity Floor Fan

Regular price $66.83 USD

Regular price Sale price $66.83 USD
Unit price per
MSRP $72.99
Reliance Copper Electric Water Heater Element — 100108284

Reliance Copper Electric Water Heater Element — 100108284

Regular price $6.77 USD

Regular price Sale price $6.77 USD
Unit price per
Reliance Copper Electric Water Heater Element — 100108291

Reliance Copper Electric Water Heater Element — 100108291

Regular price $12.99 USD

Regular price Sale price $12.99 USD
Unit price per
Tru Aire 2 in. H X 12 in. W 2-Way Powder Coat Brown Steel Floor Register

Tru Aire 2 in. H X 12 in. W 2-Way Powder Coat Brown Steel Floor Register

Regular price $11.82 USD

Regular price Sale price $11.82 USD
Unit price per
Tru Aire 2 in. H X 12 in. W 2-Way Powder Coat White Steel Floor Register

Tru Aire 2 in. H X 12 in. W 2-Way Powder Coat White Steel Floor Register

Regular price $11.82 USD

Regular price Sale price $11.82 USD
Unit price per
Tru Aire 4 in. H X 10 in. W 2-Way Powder Coat Brown Steel Floor Register

Tru Aire 4 in. H X 10 in. W 2-Way Powder Coat Brown Steel Floor Register

Regular price $11.30 USD

Regular price Sale price $11.30 USD
Unit price per
Tru Aire 4 in. H X 10 in. W 2-Way Powder Coat White Steel Floor Register

Tru Aire 4 in. H X 10 in. W 2-Way Powder Coat White Steel Floor Register

Regular price $11.30 USD

Regular price Sale price $11.30 USD
Unit price per
Tru Aire 4 in. H X 10 in. W 2-Way Powder Coat White Steel Wall/Ceiling Register

Tru Aire 4 in. H X 10 in. W 2-Way Powder Coat White Steel Wall/Ceiling Register

Regular price $11.51 USD

Regular price Sale price $11.51 USD
Unit price per
Tru Aire 4-1/2 in. H X 15 in. W 3-Way Powder Coat White Steel Baseboard Diffuser

Tru Aire 4-1/2 in. H X 15 in. W 3-Way Powder Coat White Steel Baseboard Diffuser

Regular price $14.26 USD

Regular price Sale price $14.26 USD
Unit price per
Tru Aire 4-1/2 in. H X 18 in. W 3-Way Powder Coat White Steel Baseboard Diffuser

Tru Aire 4-1/2 in. H X 18 in. W 3-Way Powder Coat White Steel Baseboard Diffuser

Regular price $16.24 USD

Regular price Sale price $16.24 USD
Unit price per
Tru Aire 6 in. H X 14 in. W 1-Way Powder Coat White Steel Return Air Grille

Tru Aire 6 in. H X 14 in. W 1-Way Powder Coat White Steel Return Air Grille

Regular price $7.76 USD

Regular price Sale price $7.76 USD
Unit price per
Weber Steel Chimney Starter 12.7 in. L X 8.1 in. W For Weber

Weber Steel Chimney Starter 12.7 in. L X 8.1 in. W For Weber

Regular price $24.99 USD

Regular price Sale price $24.99 USD
Unit price per
Armacell Tundra 1 in. X 6 ft. L Polyethylene Foam Pipe Insulation

Armacell Tundra 1 in. X 6 ft. L Polyethylene Foam Pipe Insulation

Regular price $2.56 USD

Regular price Sale price $2.56 USD
Unit price per
Armacell Tundra 1-1/2 in. X 6 ft. L Polyethylene Foam Pipe Insulation

Armacell Tundra 1-1/2 in. X 6 ft. L Polyethylene Foam Pipe Insulation

Regular price $5.13 USD

Regular price Sale price $5.13 USD
Unit price per
Armacell Tundra 1/2 in. X 6 ft. L Polyethylene Foam Pipe Insulation

Armacell Tundra 1/2 in. X 6 ft. L Polyethylene Foam Pipe Insulation

Regular price $1.75 USD

Regular price Sale price $1.75 USD
Unit price per
AAF Flanders PREpleat LPD SC M10 16 in. W X 25 in. H X 1 in. Synthetic 10 MERV Pleated Air Filter 1

AAF Flanders PREpleat LPD SC M10 16 in. W X 25 in. H X 1 in. Synthetic 10 MERV Pleated Air Filter 1

Regular price $6.35 USD

Regular price Sale price $6.35 USD
Unit price per
MSRP $6.99
B-Air 13.3 in. H 3 speed Blower Fan

B-Air 13.3 in. H 3 speed Blower Fan

Regular price $130.46 USD

Regular price Sale price $130.46 USD
Unit price per
MSRP $138.48
BestAir 20 in. W X 20 in. H X 4 in. 8 MERV Pleated Air Filter 1 pk

BestAir 20 in. W X 20 in. H X 4 in. 8 MERV Pleated Air Filter 1 pk

Regular price $8.65 USD

Regular price Sale price $8.65 USD
Unit price per
MSRP $16.99
BestAir 20 in. W X 25 in. H X 5 in. 13 MERV Pleated Air Filter 1 pk

BestAir 20 in. W X 25 in. H X 5 in. 13 MERV Pleated Air Filter 1 pk

Regular price $35.12 USD

Regular price Sale price $35.12 USD
Unit price per
MSRP $45.99
BestAir 24 in. W X 24 in. H X 4 in. 8 MERV Pleated Air Filter 1 pk

BestAir 24 in. W X 24 in. H X 4 in. 8 MERV Pleated Air Filter 1 pk

Regular price $13.48 USD

Regular price Sale price $13.48 USD
Unit price per
MSRP $19.99
BestAir 32 oz Humidifier Water Treatment Additive

BestAir 32 oz Humidifier Water Treatment Additive

Regular price $7.37 USD

Regular price Sale price $7.37 USD
Unit price per
MSRP $9.99
Deflect-O 4 in. W X 5 in. L White Plastic Back Draft Damper

Deflect-O 4 in. W X 5 in. L White Plastic Back Draft Damper

Regular price $5.08 USD

Regular price Sale price $5.08 USD
Unit price per
MSRP $7.64