A chimney for a gas boiler. Requirements for safety and efficiency

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Chimney made in the same style with a facade of the house

Chimney made in the same style with a facade of the house

brick chimney

For the construction of the chimney, a special refractory bricks. Temperatures within the finished tube so high that the use of conventional red brick enough. It has a porous structure that is easily absorbed by the combustion products together with water vapor. This process leads to rapid destruction of the brickwork. The use of refractory materials provide a longer design service.

Internal chimney lined with clinker bricks

Internal chimney lined with clinker bricks

metal construction

When using metal for the organization dymoprovoda need to think about quality, reliable insulation. Place in contact with the roof, insulate carefully. It is here possible to contact heated exhaust gases, pipes and wooden parts of the roof, which can lead to a fire.

External metal chimneys

External metal chimneys

In some cases, a metal pipe is used together with brick construction. Such a system is more reliable. The inner surface of the metal pipe prevents deposition of waste materials on the walls. In such systems, traction is much better boiler efficiency is maximized.

Metal chimney in the brick structure

Metal chimney in the brick structure

Plastic flue system

Modern design of plastic can also serve as a chimney. They are typically used with gas condensing boilers. Plastic pieces are elements pipes made of sandwich type panels. They are inserted in each other, and the space obtained between them is filled with a special material with high thermal insulation properties.

External flue system

External flue system

For insulation commonly used rock mineral wool. She flue system can be assembled in just a few hours and will have an aesthetic appearance. The advantages of this dymoprovoda: good resistance to the damaging effects.

Chimney made in the same plane as the facade

Chimney made in the same plane as the facade

Ceramics and asbestos

A process arrangement of the ceramic is not widespread because such materials have become obsolete. But they have sufficient reliability and fire safety. Their installation is simple and the cost is low.

Chimney painted in a single color with a facade

Chimney painted in a single color with a facade

Asbestos was previously used as the cheap stuff. However, low strength, the unsightly appearance of such embodiments also forced to leave everything to the past.

Useful advice! To select the optimal variant of the construction of the chimney must be regulated to know the rules, all existing norms of its operation.

Chimneys made of stone

Chimneys made of stone

arrangement types: internal and external

Flue system can be placed inside and outside the heated space. The internal structure is usually isolated only outside the premises and in the place where it through the roof. The erection of such a system is more complicated process for which must be provided with special passages in the ceiling and roof elements. Maintenance of the chimney can also cause difficulties.

Internal chimney next to the stairs

Internal chimney next to the stairs

The optimum arrangement is considered one smoke extraction system extension to house method. An apparatus of this design is much simpler, but it requires careful insulation throughout its length. Operation and maintenance of the chimney will not cause difficulties to the owner, and observing the requirements of the boiler flue gas to achieve high efficiency.

Internal chimney in the living room

Internal chimney in the living room

Basic elements of flue

All existing versions of everything the chimney except brick, imply the existence of some of the required elements. You need to select them in accordance with our scheme. You will need:

  1. Connecting pipes, adapters.
  2. Tubes of different lengths.
  3. Audit tee condensate removal.
  4. The tip of the cone.
  5. All kinds of taps.
Composite elements chimney

Composite elements chimney

A chimney for a gas boiler. Requirements for constructions

Proper chimney construction unit must fully comply with the requirements of SNIP 2.04.05-91, all the nuances to be considered, so that safety is at the highest level. From strict compliance with existing regulations and rules may depend on security, human health. As a result of all the norms of the quality of work gas-fired boiler It will also be higher.

Internal chimney painted gray paint

Internal chimney painted gray paint

The construction of the flue gas to the boiler. Installation Requirements

As already mentioned, dymoprovoda installation can be carried out inside and outside the premises. For each method, there are separate stages of construction.

Driving device chimney

Driving device chimney

Internal organization. milestones

  1. Priority is to apply the marking on the plate-overlap and the roof for future holes dymoprovod.
  2. Slotted openings.
  3. Connects a branch pipe coming out of the boiler, with a suitable adapter.
  4. Audit and connected tee structure is fastened the main bracket.
  5. Produce chimney buildup to the required height, using if necessary, "knees".
  6. On the finished worn dymoprovod of galvanized sheet, with a slotted hole, which is subsequently attached to the overlap.
  7. Joints reinforced with clamps.
  8. Fix the main conduit with the pitch not less than 2 m.
  9. It completes the entire system similar to the cone tip.
  10. Insulate.

As can be seen, particularly complex, the requirements for the flue gas of the boiler does not exist.

Exterior chimney

Exterior chimney

Outside device. assembly Procedure

The order of assembly of the outer dymoprovoda virtually no different from the stages of the construction of its domestic counterpart. The only difference is that the outlet will be located at the bottom of the house in the basement area and require insulation along the entire length of the pipe. Outdoor Design recommend special paint resistant to high temperatures, paint. It will create a good protection against external influences.

chimney pipe deduced above the ridge

chimney pipe deduced above the ridge

Flue gas from the boiler wall

For wall-mounted gas boiler experts recommend the use of double-circuit pipe. This way of arrangement is called - coaxial chimney. It represents two inserted into each other out of the tube through one of which the system receives the oxygen needed to sustain the fire and residues via another exhaust gas output. Installation of the coaxial system is made simple enough.

Stone chimney on the facade of siding

Stone chimney on the facade of siding

Now information about the construction of the chimney is sufficient to be able to collect his own hands. And using the services of artists to carry out a careful control over the work in.

Chimney (Video)

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