Use the single wall 45 degree elbow when you need to offset the stove pipe to avoid obsticles like rafters, roof peaks, and other obstructions. Note it is best to install elbows as high above the appliance as possible to avoid draft issues.
Allfuelhst 45 Degree Elbow for 6 Single Wall Stove Pipe
M&G DuraVent 6DVL-E90, 6 : Tools & Home Improvement
6'' DuraBlack 90 Degree Black Elbow - 1690
90-Degree Elbow, 4-Inch x 6-Inch Direct Vent Pipe
Master Flow 6 in. x 6 in. Black Stove Pipe Elbow BA90E6 - The Home
Impose stoppage on your ventilation system with this Master Flow 6 in. x 6 in. Black Stove Pipe Duct Cap that features a durable 24-Gauge single-wall
6 in. x 6 in. Black Stove Pipe Duct Cap
stove pipe elbow
Imperial 6 in. x 90-Degree Stove Pipe Adjustable Elbow, Black
Master Flow
For proper operation and efficient fuel consumption wood and/or coal-fired furnaces, the draft must remain constant. When it is, combustion is more complete, fuels are utilized more efficiently and money is saved. A barometric Draft regulator maintains consistent draft by counteracting the negative forces caused by changes in temperature, barometric pressure, and the effects of wind. Automatically regulates draft for a cleaner, more efficient burn Easy installation Fits any standard 6 in.
US Stove 6 in. Draft Regulator
Master Flow 6 in. x 6 in. Black Stove Pipe Elbow - Yahoo Shopping
IMPERIAL 6-in x 90-Degree Black Steel Stove Pipe Elbow in the
Master Flow 6 in. x 6 in. Black Stove Pipe Elbow BA90E6 - The Home