![](https://www.almeva.swiss/sites/default/files/perm/image/nerezove_kominy_1920x400.jpg)  

 1. [  Home  ](/en-us)
2. Stainless steel flue gas systems
 
  

# Stainless steel flue gas systems

 

 

 

##  The ALMEVA stainless steel flue system is a very versatile modern solution for flue gas extraction from all types of appliances 

 



Use is suitable for both pressurized flue gas ducts and natural draught chimneys. The durability of the material suits both wet and dry operation.

 

 

 

 

Smoke extraction systems

## Stainless steel flue gas system

 

 [      ![inox flex G zihane](https://www.almeva.swiss/sites/default/files/perm/image/kominove_systemy_313x600_se_zihanym_pozadim_flex_g.jpg)  

#### INOX FLEX G

Flexible stainless steel chimney system designed for the insertion of bent chimney flues with a wall thickness of 0.1 — 0.12 mm. The ALMEVA INOX FLEX G system is suitable for flue gas extraction from all types of appliances burning gaseous fuels, operating in both vacuum and overpressure mode.



---

 

 

 

 

 ](/en-us/products/inox-flex-g-cut) 

 

 

 [      ![DK zihane](https://www.almeva.swiss/sites/default/files/perm/image/kominove_systemy_313x600_se_zihanym_pozadim_dk.jpg)  

#### DK

Concentric stainless steel flue system ALMEVA Double DK made of acid and moisture resistant steel. It is designed for positive pressure operation.



---

 

 

 

 

 ](/en-us/products/dk) 

 

 

 [      ![inox flex FB zihane](https://www.almeva.swiss/sites/default/files/perm/image/kominove_systemy_313x600_se_zihanym_pozadim_flex_fb.jpg)  

#### INOX FLEX FB

The stainless steel flexible chimney system Almeva INOX FLEX FB is suitable for flue gas extraction from all types of solid fuel appliances operating in vacuum mode (with natural draft) and is designed for dry operation.



---

 

 

 

 

 ](/en-us/products/single-layer-stainless-fire-system-inox-flex-fb) 

 

 

 [      ![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.



---

 

 

 

 

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

 

 

 [      ![TW25 zihane](https://www.almeva.swiss/sites/default/files/perm/image/kominove_systemy_313x600_se_zihanym_pozadim_tw25.jpg)  

#### TW25

The ALMEVA Quadra TW25 acid-resistant steel chimney system is suitable for solid fuel appliances, especially fi replaces that they operate under vacuum and must be connected to an external combustion air supply for combustion.



---

 

 

 

 

 ](/en-us/products/tw25) 

 

 

 [      ![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.



---

 

 

 

 

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

 

 

 

 

 

#### Parameters and advantages

- stainless steel
- high quality
- condensate-resistant piping
- trouble-free and quick assembly
- more than 1,400 catalogue items
- for both positive pressure operation (when using seals) and natural draft operation
- universal for all types of solid, oil and gas fuel appliances
 
 

 

#### Downloads

- [Company profile ](https://www.almeva.swiss/sites/default/files/perm/document/almeva_company_profile_7_2024.pdf)
 
 

 

 

 

 

## References of stainless steel flue gas systems

 

 [    ![](https://www.almeva.swiss/sites/default/files/perm/image/zakladni_skola_maly_lipnik_dw25.jpg) #### Elementary school, Malý Lipník, Slovakia

 

 ](/en-us/node/326) 

 

 [    ![](https://www.almeva.swiss/sites/default/files/perm/image/aldrov.jpg) #### Apartments Aldrov, Giant Mountains, CZ

 

 ](/en-us/node/790) 

 

 [    ![](https://www.almeva.swiss/sites/default/files/perm/image/botal_admiral_praha_cz_6.jpg) #### Botel Admiral Prague

 

 ](/en-us/node/789)