Sorry, the web browser you're using is not supported by this website.

Please use Google Chrome, Firefox, Safari, or another browser to access Thank you.

Skip to main content

We use cookies to enhance your experience. For details on how we use cookies, collect data, & how to manage your consent please see our Cookie Policy & Privacy Policy.

Can you splice a thermostat wire?

There are 3 answers to this question. A butt splice or twist-on wire is fine. Make sure that the wires you are connecting are of the right size and shape. Pull all new wiring if you want to make sure it's continuous from thermostat to furnace.

Let's Get It Fixed!

Our virtual experts can diagnose your issue (for free!) and resolve simple problems.

What Did You Think of This Article?

What Did You Think of This Article?

Shop Recommended ProductsShop HomeX Recommended Products