Air inlet Aldes 11014066 The hygro-regulable air inlet EHL L from the brand Aldes is a device designed to supply the home with fresh air. With dimensions of 47x419x71 mm and a weight of 0.35 kg, it offers a flow rate of 6-44 m³/h and an acoustic insulation of 39 dB. Ideal for joinery, it features an acoustic base and is manufactured in Europe.