Rockford Chimney Supply: Freestanding Stove Through Pitched Ceiling Measurements
If you’re installing a freestanding stove in a room with a pitched ceiling, this guide will help you figure out the stove pipe and chimney pipe lengths needed! We’ve narrowed in on all of the measurements you’ll need to gather.

One more thing to keep in mind before you move on to the guide - this particular guide is for a freestanding stove being installed in an area without a chimney which will need to pass through a pitched ceiling.
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A1: What fuel is the stove burning? (wood, pellet, gas, etc.)
A2: Is the exhaust outlet on the top or the back of the stove?
A3: What is the inside measurement of the exhaust hole?
A4: Are you planning on installing single wall black stove pipe (18” clearance to combustibles) or double wall black stove pipe (6” clearance to combustible walls / 8” clearance to combustible ceilings)
B1: What is the vertical measurement from the center point of the exhaust hole to the pitched ceiling?
C1: Is the stove going to be offset from the chimney pipe at the ceiling? If so, what is the horizontal measurement from the center of the exhaust hole on the stove to the center point of where the pipe is going to be going through the ceiling?
D1: What is the pitch or angle of the ceiling?
D2: Is there an attic space above the pitched ceiling?
E1: What is the roofing material (shingle, metal rubber, etc.)?
E2: What is the roof pitch? Here is a helpful article on measuring roof pitch.
E3: What is the lateral measurement from the point where the pipe is going to come through the roof to the peak of the roof?
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F1: Every installation is different and nothing is standard in the chimney world! Please provide any additional information about your setup here if needed.
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