Technical information

All types of “LAS Vent” ventilation systems are designed for specific types of ventilation and specific operating conditions. Therefore, we recommend that you choose a particular model of ventilation system based on the type of building and the recommendations of our specialists for its intended use. This way, you ensure reliable and safe ventilation operation.

Comparative characteristics of LAS-VENT ducts with other ventilation shaft constructions

Parameters	LAS VENT	Brick	Galvanized steel	Reinforced concrete block
Sketch
Main construction material of the duct	Ceramsite concrete block	Solid ceramic brick	galvanized cold-rolled steel	Reinforced concrete block
Material of the inner surface of the duct	The same	Cement-sand plaster	The same	The same
System solution from a single manufacturer	Yes	No	Yes1*	Yes
Possibility of surface assembly	Yes	No	No	Yes
Factory manufacturing of a closed circuit
	Yes	No	Yes	Yes
Shaft dimensions: length, mm	800	1040	920	800
Width, mm	400	510	520	400
Area, m2	0,32	0,53	0,5	0,32
Weight of a 3m high shaft, kg	816	2 120	70	1 100
Need for additional finishing
Interior	No	Yes	No	No
Exterior	Yes2*	Yes	Yes	Yes
Insulation	No	No	Yes	No
Fire protection	No	No	Yes	No
Fire resistance of the shaft	EI 60	EI 60	EI 60	EI 60
Service life, years	> 100	> 50	> 30	> 50
Size and quantity	wide range	almost unlimited	almost unlimited National Standards of Ukraine 24751-81	limited