Design air valves
The product group design air valves of DEC International is subdivided into groups or products with their own specific characteristics. Make your choice below according to your demands.
![](../images/prod-select/dld_p.png)
DLD-P supply & exhaust air valve
![](../images/prod-select/dqd_p.png)
DQD-P supply air valve
![](../images/prod-select/dtqa.png)
DTQA supply air valve
![](../images/prod-select/dtqa-y.png)
DTQA-Y supply air valve
![](../images/prod-select/dtvb.png)
DTVB supply air valve
![](../images/prod-select/dtvk.png)
DTVK supply air valve
![](../images/prod-select/dvir.png)
DVIR supply air valve
![](../images/prod-select/dvsq.png)
DVSQ exhaust air valve
![](../images/prod-select/dvsq_p.png)
DVSQ-P supply air valve
![](../images/prod-select/acero1.png)
I-Valve Acero Type 1 supply and exhaust air valve
![](../images/prod-select/acero2.png)
I-Valve Acero Type 2 supply and exhaust air valve