Brookvent 3.1 Heat Recovery Whole House Fan with Summer By Pass Type:Dry Trap - Only The units are all manufactured

The units are all manufactured using high gloss ABS thermoplastics for strength and durability

the 150mm (6") axial flow kitchen fans are quiet

You're done

Available for houses and flats

Standard Model (S) - Turns on and off

Brookvent 3.1 Heat Recovery Whole House Fan with Summer By Pass Type:Dry Trap - Only The units are all manufacturedThe new aircycle 3. 1 Heat Recovery Ventilation system HRV comes with award winning technology, unrivalled performance and versatile installation. With a Specific Fan Power (SFP) down to 0. 37 W l s and a heat recovery efficiency up to 93% the aircycle 3. 1 succeeds in balancing the trade off between airflow, efficiency and acoustic performance, offering a system that delivers true comfort ventilation for the end user. Core features include: Up to 93%