Alpine STi Series Gas Inserts

Call 1-800-550-0952 for a price quote.

Click an image below to view a few of our many STi trim and finish options

New Product Line

STi 270  |  STi 310  |  STi 360

The STi Series is Alpine's new non-positive pressure fireplace insert. The STi Series is a premium quality gas insert perfect for applications where the superior heating capacity of our positive pressure fireplaces is not a requirement for your application. The STi Series has the same realistic flame and log set as our LXi positive pressure fireplace insert. Alpine specializes in building the fireplace front to fit your existing opening requirements...insuring that your new STi system will look like it was built-in originally, not an afterthought. With so many styles, shapes and colors available, we are sure to be able to build one that will fit your decor and fireplace perfectly! With 3 sizes available to maximize your viewing area, we are sure to provide a beautiful fireplace for your comfort and enjoyment.

Download Product Information

Installation Manual STi Series

Framing Spec Sheet STi Series