![atmosferické kotle hlavni](https://www.almeva.swiss/sites/default/files/perm/image/atmosfericke_kotle_1920x400_1.jpg)  

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# Flue gas systems for atmospheric boilers

 

 

 

 [      ![ELB / ELZ ZDĚNÝ SYSTÉM](https://www.almeva.swiss/sites/default/files/perm/image/kominove_systemy_313x600_se_zihanym_pozadim_elb_0.jpg)  

#### ELB / ELZ

It is used for exhausting flue gases from all kinds of appliances. It is suitable as a common chimney for multiple connections of gas appliances on several floors. It functions as a concentric flue system for type C appliances.



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 ](/en-us/products/two-piece-cabinet-system-with-stainless-insert-elb-elz) 

 

 

 [      ![SIB zihany](https://www.almeva.swiss/sites/default/files/perm/image/kominove_systemy_313x600_se_zihanym_pozadim_sib.jpg)  

#### SIB / SIZ / MIB

This is a complete three-component chimney system of the highest quality, consisting of a block, thermal insulation and ceramic fireclay liner. The blocks are bonded with a construction adhesive that allows a conventional chimney to be built in one day.



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 ](/en-us/products/triple-box-compartment-system-with-self-insert-sib-siz) 

 

 

 [      ![single zihane](https://www.almeva.swiss/sites/default/files/perm/image/kominove_systemy_313x600_se_zihanym_pozadim_single.jpg)  

#### SINGLE

This is a one-component chimney system of the highest quality, consisting of a special block of lightweight gas-tight expanded clay. The blocks are bonded with a special gas-tight construction adhesive.



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 ](/en-us/products/single-room-system-single) 

 

 

 [      ![EIB zihane](https://www.almeva.swiss/sites/default/files/perm/image/kominove_systemy_313x600_se_zihanym_pozadim_eib.jpg)  

#### EIB / EIZ

The EIB and EIZ three-component chimney systems are used for flue gas extraction from appliances burning gaseous, liquid and solid fuels. It can be used in negative pressure as well as positive pressure mode. Its primary use is in the construction of new houses.



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 ](/en-us/products/three-piece-compartment-system-with-stainless-insert-eib-eiz) 

 

 

 [      ![DW25 zihane](https://www.almeva.swiss/sites/default/files/perm/image/kominove_systemy_313x600_se_zihanym_pozadim_dw25.jpg)  

#### DW25

Universal three-layer stainless steel chimney system Almeva DW25 is suitable for all types of fuels and all types of appliances that operate in both vacuum and pressurized operation.



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 ](/en-us/products/coatings/stainless-system-dw25) 

 

 

 [      ![EW zihane](https://www.almeva.swiss/sites/default/files/perm/image/kominove_systemy_313x600_se_zihanym_pozadim_ew.jpg)  

#### EW

The Almeva EW stainless steel sanitary chimney system is suitable for exhausting flue gases from all types of solid, oil and gas fuel appliances operating in vacuum operation (with natural draught) and, with the use of seals, also in positive pressure operation.



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 ](/en-us/products/single-layer-stainless-system-ew)