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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Selkirk 8 in. D X 24 in. L Stainless Steel Chimney Pipe

Selkirk 8 in. D X 24 in. L Stainless Steel Chimney Pipe

Regular price $234.47 USD

Regular price Sale price $234.47 USD
Unit price per
Selkirk 8 in. D X 36 in. L Stainless Steel Chimney Pipe

Selkirk 8 in. D X 36 in. L Stainless Steel Chimney Pipe

Regular price $254.45 USD

Regular price Sale price $254.45 USD
Unit price per
Selkirk 8 in. D X 36 in. L Stainless Steel Chimney Pipe

Selkirk 8 in. D X 36 in. L Stainless Steel Chimney Pipe

Regular price $341.05 USD

Regular price Sale price $341.05 USD
Unit price per
Selkirk 8 in. D X 48 in. L Stainless Steel Chimney Pipe

Selkirk 8 in. D X 48 in. L Stainless Steel Chimney Pipe

Regular price $340.72 USD

Regular price Sale price $340.72 USD
Unit price per
Selkirk 8 in. Stainless Steel Locking Band

Selkirk 8 in. Stainless Steel Locking Band

Regular price $14.32 USD

Regular price Sale price $14.32 USD
Unit price per
Selkirk 8 in. Stainless Steel Square Ceiling Support Box

Selkirk 8 in. Stainless Steel Square Ceiling Support Box

Regular price $120.55 USD

Regular price Sale price $120.55 USD
Unit price per
Selkirk Silver Stainless Steel Spark Arrester

Selkirk Silver Stainless Steel Spark Arrester

Regular price $22.80 USD

Regular price Sale price $22.80 USD
Unit price per
Selkirk Sure Temp 14.75 in. X 8 in. X 8 in. Stainless Steel Vent Tee with Cap

Selkirk Sure Temp 14.75 in. X 8 in. X 8 in. Stainless Steel Vent Tee with Cap

Regular price $344.03 USD

Regular price Sale price $344.03 USD
Unit price per
Selkirk Sure-Temp 6 in. D X 12 in. L Stainless Steel Wall Support Kit

Selkirk Sure-Temp 6 in. D X 12 in. L Stainless Steel Wall Support Kit

Regular price $712.52 USD

Regular price Sale price $712.52 USD
Unit price per
MSRP $948.99
Selkirk Sure-Temp 6 in. D X 18 in. L Stainless Steel Ceiling Support Kit

Selkirk Sure-Temp 6 in. D X 18 in. L Stainless Steel Ceiling Support Kit

Regular price $339.43 USD

Regular price Sale price $339.43 USD
Unit price per
MSRP $451.99
Selkirk Sure-Temp 6 in. D X 48 in. L Stainless Steel Chimney Pipe

Selkirk Sure-Temp 6 in. D X 48 in. L Stainless Steel Chimney Pipe

Regular price $219.35 USD

Regular price Sale price $219.35 USD
Unit price per
Selkirk Sure-Temp 8 in. D X 22 in. L Stainless Steel Attic Insulation Shield

Selkirk Sure-Temp 8 in. D X 22 in. L Stainless Steel Attic Insulation Shield

Regular price $169.59 USD

Regular price Sale price $169.59 USD
Unit price per
MSRP $236.99
Selkirk Sure-Temp 8 in. D X 48 in. L Stainless Steel Chimney Pipe

Selkirk Sure-Temp 8 in. D X 48 in. L Stainless Steel Chimney Pipe

Regular price $304.15 USD

Regular price Sale price $304.15 USD
Unit price per
Shawshank LEDz 5.25 in. H Desktop Fan

Shawshank LEDz 5.25 in. H Desktop Fan

Regular price $8.19 USD

Regular price Sale price $8.19 USD
Unit price per
MSRP $10.99
Treva 15 in. H X 15 in. D 2 speed Rechargeable Canopy Fan with Light Remote Control

Treva 15 in. H X 15 in. D 2 speed Rechargeable Canopy Fan with Light Remote Control

Regular price $76.83 USD

Regular price Sale price $76.83 USD
Unit price per
MSRP $89.99
Tru Aire 10 in. H X 10 in. W 4-Way Powder Coat White Steel Wall/Ceiling Register

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

Regular price $24.47 USD

Regular price Sale price $24.47 USD
Unit price per
Tru Aire 12 in. H X 12 in. W 1-Way Powder Coat White Steel Return Air Grille

Tru Aire 12 in. H X 12 in. W 1-Way Powder Coat White Steel Return Air Grille

Regular price $12.50 USD

Regular price Sale price $12.50 USD
Unit price per
Tru Aire 16 in. H X 16 in. W 1-Way Powder Coat White Steel Return Air Grille

Tru Aire 16 in. H X 16 in. W 1-Way Powder Coat White Steel Return Air Grille

Regular price $22.07 USD

Regular price Sale price $22.07 USD
Unit price per
Tru Aire 2 in. H X 10 in. W 2-Way Powder Coat Brown Steel Floor Register

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

Regular price $7.85 USD

Regular price Sale price $7.85 USD
Unit price per
Tru Aire 2 in. H X 10 in. W 2-Way Powder Coat White Steel Floor Register

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

Regular price $7.85 USD

Regular price Sale price $7.85 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 $8.02 USD

Regular price Sale price $8.02 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 $8.02 USD

Regular price Sale price $8.02 USD
Unit price per
Tru Aire 2 in. H X 14 in. W 2-Way Powder Coat White Steel Floor Register

Tru Aire 2 in. H X 14 in. W 2-Way Powder Coat White Steel Floor Register

Regular price $12.30 USD

Regular price Sale price $12.30 USD
Unit price per
Tru Aire 24 in. H X 12 in. W 1-Way Powder Coat White Steel Return Air Grille

Tru Aire 24 in. H X 12 in. W 1-Way Powder Coat White Steel Return Air Grille

Regular price $21.39 USD

Regular price Sale price $21.39 USD
Unit price per
Tru Aire 30 in. H X 6 in. W 1-Way Powder Coat White Steel Return Air Grille

Tru Aire 30 in. H X 6 in. W 1-Way Powder Coat White Steel Return Air Grille

Regular price $14.26 USD

Regular price Sale price $14.26 USD
Unit price per
Tru Aire 4 in. H X 10 in. W 1-Way Matte Black Steel Floor Diffuser

Tru Aire 4 in. H X 10 in. W 1-Way Matte Black Steel Floor Diffuser

Regular price $16.31 USD

Regular price Sale price $16.31 USD
Unit price per
Tru Aire 4 in. H X 10 in. W 1-Way Matte Steel Floor Diffuser

Tru Aire 4 in. H X 10 in. W 1-Way Matte Steel Floor Diffuser

Regular price $16.31 USD

Regular price Sale price $16.31 USD
Unit price per
Tru Aire 4 in. H X 10 in. W 1-Way Powder Coat Brown ABS Plastic Floor Diffuser

Tru Aire 4 in. H X 10 in. W 1-Way Powder Coat Brown ABS Plastic Floor Diffuser

Regular price $10.28 USD

Regular price Sale price $10.28 USD
Unit price per
Tru Aire 4 in. H X 10 in. W 1-Way Powder Coat White ABS Plastic Floor Diffuser

Tru Aire 4 in. H X 10 in. W 1-Way Powder Coat White ABS Plastic Floor Diffuser

Regular price $10.28 USD

Regular price Sale price $10.28 USD
Unit price per
Tru Aire 4 in. H X 10 in. W 1-Way Powder Coat White Steel Return Air Grille

Tru Aire 4 in. H X 10 in. W 1-Way Powder Coat White Steel Return Air Grille

Regular price $5.64 USD

Regular price Sale price $5.64 USD
Unit price per
Tru Aire 4 in. H X 10 in. W 1-Way Satin Silver Steel Floor Diffuser

Tru Aire 4 in. H X 10 in. W 1-Way Satin Silver Steel Floor Diffuser

Regular price $16.32 USD

Regular price Sale price $16.32 USD
Unit price per
Tru Aire 4 in. H X 10 in. W 3-Way Powder Coat White Steel Wall/Ceiling Register

Tru Aire 4 in. H X 10 in. W 3-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 in. H X 12 in. W 1-Way Matte Black Steel Floor Diffuser

Tru Aire 4 in. H X 12 in. W 1-Way Matte Black Steel Floor Diffuser

Regular price $18.17 USD

Regular price Sale price $18.17 USD
Unit price per
Tru Aire 4 in. H X 12 in. W 1-Way Powder Coat White Steel Return Air Grille

Tru Aire 4 in. H X 12 in. W 1-Way Powder Coat White Steel Return Air Grille

Regular price $6.28 USD

Regular price Sale price $6.28 USD
Unit price per
Tru Aire 4 in. H X 12 in. W 2-Way Powder Coat White Steel Wall/Ceiling Register

Tru Aire 4 in. H X 12 in. W 2-Way Powder Coat White Steel Wall/Ceiling Register

Regular price $12.28 USD

Regular price Sale price $12.28 USD
Unit price per
Tru Aire 4 in. H X 12 in. W 3-Way Powder Coat White Steel Wall/Ceiling Register

Tru Aire 4 in. H X 12 in. W 3-Way Powder Coat White Steel Wall/Ceiling Register

Regular price $12.28 USD

Regular price Sale price $12.28 USD
Unit price per