Waterproof Outdoor Thermostat for Pipe Freeze Protection or Roof and Gutter Deicing Systems

Part Number: AIR-STAT
This support page provides publications, manuals, specifications, videos, support articles, and common support questions

Common Support Questions (5)

Publications and Manuals (4)

Specifications (18)

Videos (6)

Articles (6)

Related Items (13)

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Common Support Questions

Electric-resistance heating cables and systems have no polarity. This includes all current WarmlyYours heating elements.

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As the names imply, constant wattage cable uses fixed wattage output per linear foot and does not automatically adjust in response to temperature changes. Self-regulating cable is manufactured with a resistance matrix placed between its 2 buss wires that varies the ohms resistance per linear foot to automatically adjust in response to temperature changes. Learn more about this in our blog Self-Regulating vs. Constant Wattage Heating Cables.

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Self Regulating cable is not designed for snow load removal. It is designed for deicing in scuppers, roof overhangs, gutters, downspouts, trench drains, etc.

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Warmly Yours self-regulating cable is suitable for use on standard asphalt or wood shingles, angled cedar, tile or terra cotta, slate, flat membrane-type roofing, and metal roofing.  For attaching, the same clips are used for both slate and cedar roofing.   Always check local codes for approved methods of heating roofs and gutters.

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Publications and Manuals



Activation Temperature 40 F°
Connection Method Hardwired
Maximum Load (Resistive Only) 22 A
Voltage 125, 250, and 480 VAC


Air Temp Sensor true
Automatic true

Warranty / Certifications

Approvals UL and CSA listed
Area of Use Non-hazardous locations
Ingress Protection (IPxx) Rating IP66
Warranty 2 years
Waterproofing NEMA 4X

Product Dimensions

Depth 2.5 in
Height 3.25 in
Installed Depth 0.75 in
Width 5.25 in


Included Sensor 1 capillary bulb, 3' lead


UPC (GTIN-12) 881308056018



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