This high heat recovery efficiency makes central heating and cooling systems work less hard
The Astberg AHE-250THB Energy Recovery Ventilation promises a healthier
Cost-effective and energy-efficient vs
0-10V voltage controllable and PWM signal transferring
Balanced Climate: Featuring an internal balancing damper and port
ASTBERG SUPPLY ROUND GRILL DIFFUSER 75MM 3"-ARD75 flow This high heat recovery efficiencyBrand: Astberg Color: White Features: The Exhaust Supply Valve is ideal for interior exhausting, reducing noise, and serving as a decorative element. This Diffuser Ducting Cover is made of high quality ABS plastic that is eco friendly, safe, strong, and long lasting. Simple design, trendy look, superb craftsmanship, and high quality. The Cover for Ventilation Ducting Can be fixed exactly on the ceiling or wall, and is also extremely easy to uninstall