custom insert box

Spartherm Fireplace Boxes


If you have already an open fireplace which you want to close because it is smoking or you want to have more heat into your room or you want to have mor safety, than you need our insert-box from Spartherm.
You can have it in your dimensions you need to have, if it is straight, over an edge or 2 edges or prismatic. You give us your custom dimensions and we make an estimate for your fireplace.

before                                                 after


 - hidden controls
 - self closing door
 - permanent air flush to keep the glass clean
 - heat resistant glass
 - up to 5x more heat for your room
 - better airflush for your chimney



1 to 4 (from a total of 4)