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Heat Indicators

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Markal® 150° F THERMOMELT® Temperature Indicating Stick

Markal® 150° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86463

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Markal® 200° F THERMOMELT® Temperature Indicating Stick

Markal® 200° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86517

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Markal® 250° F THERMOMELT® Temperature Indicating Stick

Markal® 250° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86562

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Markal® 300° F THERMOMELT® Temperature Indicating Stick

Markal® 300° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86625

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Markal® 350° F THERMOMELT® Temperature Indicating Stick

Markal® 350° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86697

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Markal® 400° F THERMOMELT® Temperature Indicating Stick

Markal® 400° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86733

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Markal® 225° F THERMOMELT® Temperature Indicating Stick

Markal® 225° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86544

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Markal® 500° F THERMOMELT® Temperature Indicating Stick

Markal® 500° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86805

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Markal® 450° F THERMOMELT® Temperature Indicating Stick

Markal® 450° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86769

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Markal® 125° F THERMOMELT® Temperature Indicating Stick

Markal® 125° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86436

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Markal® 100° F THERMOMELT® Temperature Indicating Stick

Markal® 100° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86400

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Markal® 600° F THERMOMELT® Temperature Indicating Stick

Markal® 600° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86841

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Markal® 275° F THERMOMELT® Temperature Indicating Stick

Markal® 275° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86589

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Markal® 175° F THERMOMELT® Temperature Indicating Stick

Markal® 175° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86481

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Markal® 700° F THERMOMELT® Temperature Indicating Stick

Markal® 700° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86868

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Markal® 550° F THERMOMELT® Temperature Indicating Stick

Markal® 550° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86823

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Markal® 475° F THERMOMELT® Temperature Indicating Stick

Markal® 475° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86787

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Markal® 375° F THERMOMELT® Temperature Indicating Stick

Markal® 375° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86715

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Markal® 325° F THERMOMELT® Temperature Indicating Stick

Markal® 325° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86661

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Markal® 650° F THERMOMELT® Temperature Indicating Stick

Markal® 650° F THERMOMELT® Temperature Indicating Stick

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Airgas Part #:MKL86859

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Looking for heat indicators to measure surface temperatures? Airgas has temperature-indicating sticks, liquids and more from Tempil® and Markal®.


Airgas is a leading single-source supplier for all things gases, welding equipment and supplies, and safety products. Find it with us, anytime, anywhere at Airgas.com.