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.

Sort by Category

Flanders EZ Flow II 12 in. W X 20 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 12 in. W X 20 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.04 USD

Regular price Sale price $2.04 USD
Unit price per
MSRP $2.99
Flanders EZ Flow II 12 in. W X 24 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 12 in. W X 24 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.03 USD

Regular price Sale price $2.03 USD
Unit price per
MSRP $3.59
Flanders EZ Flow II 14 in. W X 14 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 14 in. W X 14 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.03 USD

Regular price Sale price $2.03 USD
Unit price per
MSRP $3.99
Flanders EZ Flow II 14 in. W X 18 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 14 in. W X 18 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.59 USD

Regular price Sale price $2.59 USD
Unit price per
MSRP $4.59
Flanders EZ Flow II 14 in. W X 20 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 14 in. W X 20 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.03 USD

Regular price Sale price $2.03 USD
Unit price per
MSRP $3.59
Flanders EZ Flow II 14 in. W X 24 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 14 in. W X 24 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.11 USD

Regular price Sale price $2.11 USD
Unit price per
MSRP $2.99
Flanders EZ Flow II 14 in. W X 25 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 14 in. W X 25 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.03 USD

Regular price Sale price $2.03 USD
Unit price per
MSRP $3.59
Flanders EZ Flow II 14 in. W X 30 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 14 in. W X 30 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.32 USD

Regular price Sale price $2.32 USD
Unit price per
MSRP $3.99
Flanders EZ Flow II 15 in. W X 25 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 15 in. W X 25 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.47 USD

Regular price Sale price $2.47 USD
Unit price per
MSRP $3.99
Flanders EZ Flow II 16 in. W X 16 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 16 in. W X 16 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.04 USD

Regular price Sale price $2.04 USD
Unit price per
MSRP $3.59
Flanders EZ Flow II 16 in. W X 20 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 16 in. W X 20 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.03 USD

Regular price Sale price $2.03 USD
Unit price per
MSRP $3.59
Flanders EZ Flow II 16 in. W X 24 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 16 in. W X 24 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.03 USD

Regular price Sale price $2.03 USD
Unit price per
MSRP $3.59
Flanders EZ Flow II 16 in. W X 25 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 16 in. W X 25 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.19 USD

Regular price Sale price $2.19 USD
Unit price per
MSRP $3.99
Flanders EZ Flow II 18 in. W X 18 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 18 in. W X 18 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.07 USD

Regular price Sale price $2.07 USD
Unit price per
MSRP $3.59
Flanders EZ Flow II 18 in. W X 20 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 18 in. W X 20 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.04 USD

Regular price Sale price $2.04 USD
Unit price per
MSRP $3.59
Flanders EZ Flow II 18 in. W X 24 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 18 in. W X 24 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.28 USD

Regular price Sale price $2.28 USD
Unit price per
MSRP $3.99
Flanders EZ Flow II 20 in. W X 20 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 20 in. W X 20 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.03 USD

Regular price Sale price $2.03 USD
Unit price per
MSRP $3.59
Flanders EZ Flow II 20 in. W X 24 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 20 in. W X 24 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.15 USD

Regular price Sale price $2.15 USD
Unit price per
MSRP $4.59
Flanders EZ Flow II 20 in. W X 25 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 20 in. W X 25 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.29 USD

Regular price Sale price $2.29 USD
Unit price per
MSRP $3.99
Flanders EZ Flow II 20 in. W X 30 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 20 in. W X 30 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.73 USD

Regular price Sale price $2.73 USD
Unit price per
MSRP $4.99
Flanders EZ Flow II 24 in. W X 24 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 24 in. W X 24 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $2.36 USD

Regular price Sale price $2.36 USD
Unit price per
MSRP $3.99
Flanders EZ Flow II 24 in. W X 30 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 24 in. W X 30 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $3.19 USD

Regular price Sale price $3.19 USD
Unit price per
MSRP $4.99
Flanders EZ Flow II 25 in. W X 25 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Flanders EZ Flow II 25 in. W X 25 in. H X 1 in. Fiberglass 1 MERV Air Filter 1 pk

Regular price $3.24 USD

Regular price Sale price $3.24 USD
Unit price per
MSRP $4.59
Grill Mark Charcoal Chimney Starter

Grill Mark Charcoal Chimney Starter

Regular price $13.20 USD

Regular price Sale price $13.20 USD
Unit price per
Hillman 50 ft. L Black Annealed Steel 20 Ga. Stove Pipe Wire

Hillman 50 ft. L Black Annealed Steel 20 Ga. Stove Pipe Wire

Regular price $1.60 USD

Regular price Sale price $1.60 USD
Unit price per
MSRP $1.69
Honeywell Home Heating and Cooling Push Buttons Thermostat

Honeywell Home Heating and Cooling Push Buttons Thermostat

Regular price $25.09 USD

Regular price Sale price $25.09 USD
Unit price per
Honeywell Home Heating Dial Non-Programmable Thermostat

Honeywell Home Heating Dial Non-Programmable Thermostat

Regular price $16.83 USD

Regular price Sale price $16.83 USD
Unit price per
MSRP $20.99
Honeywell Home X2P Heating and Cooling Push Button Programmable Thermostat

Honeywell Home X2P Heating and Cooling Push Button Programmable Thermostat

Regular price $38.59 USD

Regular price Sale price $38.59 USD
Unit price per
Imperial 3 in. D X 24 in. L Galvanized Steel Furnace Pipe

Imperial 3 in. D X 24 in. L Galvanized Steel Furnace Pipe

Regular price $4.97 USD

Regular price Sale price $4.97 USD
Unit price per
MSRP $8.99
Imperial 4 in. D X 24 in. L Galvanized Steel Furnace Pipe — GV0355

Imperial 4 in. D X 24 in. L Galvanized Steel Furnace Pipe — GV0355

Regular price $6.84 USD

Regular price Sale price $6.84 USD
Unit price per
MSRP $12.99
Imperial 4 in. D X 24 in. L Galvanized Steel Furnace Pipe — GV0357

Imperial 4 in. D X 24 in. L Galvanized Steel Furnace Pipe — GV0357

Regular price $5.57 USD

Regular price Sale price $5.57 USD
Unit price per
MSRP $9.99
Imperial 4 in. D X 4 in. D Adjustable 90 deg Galvanized Steel Furnace Pipe Elbow — GV0284-C

Imperial 4 in. D X 4 in. D Adjustable 90 deg Galvanized Steel Furnace Pipe Elbow — GV0284-C

Regular price $5.52 USD

Regular price Sale price $5.52 USD
Unit price per
MSRP $9.59
Imperial 4 in. D X 4 in. D Adjustable 90 deg Galvanized Steel Furnace Pipe Elbow — GV0285-C

Imperial 4 in. D X 4 in. D Adjustable 90 deg Galvanized Steel Furnace Pipe Elbow — GV0285-C

Regular price $4.97 USD

Regular price Sale price $4.97 USD
Unit price per
MSRP $8.59
Imperial 4 in. D X 4 in. D Adjustable 90 deg Galvanized Steel Furnace Pipe Elbow — GV0286-C

Imperial 4 in. D X 4 in. D Adjustable 90 deg Galvanized Steel Furnace Pipe Elbow — GV0286-C

Regular price $4.99 USD

Regular price Sale price $4.99 USD
Unit price per
MSRP $9.99
Imperial 6 in. D X 24 in. L Steel Stove Pipe

Imperial 6 in. D X 24 in. L Steel Stove Pipe

Regular price $11.96 USD

Regular price Sale price $11.96 USD
Unit price per
MSRP $18.99
Imperial 6 in. D X 6 in. D Adjustable 90 deg Galvanized Steel Furnace Pipe Elbow

Imperial 6 in. D X 6 in. D Adjustable 90 deg Galvanized Steel Furnace Pipe Elbow

Regular price $4.84 USD

Regular price Sale price $4.84 USD
Unit price per
MSRP $10.99