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S244 Installation and Operation Manual
8.4
The Relationship Between the Chimney and the House
Because the venting system is the engine that drives the wood heat
have the right characteristics. The signs of bad system design are cold backdrafting when
there is no fire in the stove, slow kindling of new fires, and smoke roll
opened for loading. There are two guidelines to fol
installed up through the heated space of the house, not out and up an outside wall.
Second, the chimney should penetrate the top of the building at or near the highest heated
space.
8.4.1
Why inside chimneys are preferred
Venti
ng systems that rise straight up from the stove flue collar provide the best
performance. Chimneys that rise inside the warm space of the house tend to provide a
small amount of draft even when there is no fire burning. This means that when you light a
fir
e, the initial smoke goes up the chimney and strong draft builds quickly as the chimney
flue warms up. Although they are common in North America, chimneys that exit a house
wall and run up outside can cause problems.
Good System Design
Inside chimneys
are preferred because even
when no fire is burning, there is normally
upward flow in the system.
S244 Installation and Operation Manual
The Relationship Between the Chimney and the House
Because the venting system is the engine that drives the wood heat
ing system, it must
have the right characteristics. The signs of bad system design are cold backdrafting when
there is no fire in the stove, slow kindling of new fires, and smoke roll
-
out when the door is
opened for loading. There are two guidelines to fol
low. First, the chimney should be
installed up through the heated space of the house, not out and up an outside wall.
Second, the chimney should penetrate the top of the building at or near the highest heated
Why inside chimneys are preferred
ng systems that rise straight up from the stove flue collar provide the best
performance. Chimneys that rise inside the warm space of the house tend to provide a
small amount of draft even when there is no fire burning. This means that when you light a
e, the initial smoke goes up the chimney and strong draft builds quickly as the chimney
flue warms up. Although they are common in North America, chimneys that exit a house
wall and run up outside can cause problems.
Good System Design
are preferred because even
when no fire is burning, there is normally
upward flow in the system.
Inferior System Design
Outside chimneys are a problem
because when no fire burns they will go
into cold backdraft if the stove is
installed low in the house.
35
ing system, it must
have the right characteristics. The signs of bad system design are cold backdrafting when
out when the door is
low. First, the chimney should be
installed up through the heated space of the house, not out and up an outside wall.
Second, the chimney should penetrate the top of the building at or near the highest heated
ng systems that rise straight up from the stove flue collar provide the best
performance. Chimneys that rise inside the warm space of the house tend to provide a
small amount of draft even when there is no fire burning. This means that when you light a
e, the initial smoke goes up the chimney and strong draft builds quickly as the chimney
flue warms up. Although they are common in North America, chimneys that exit a house
Inferior System Design
Outside chimneys are a problem
because when no fire burns they will go
into cold backdraft if the stove is
installed low in the house.