Wednesday, Jan. 28, 2004: GuardianPlus Energy Recovery Ventilator Displayed By Broan-NuTone
January 28, 2004
ANAHEIM, Calif. - The GuardianPlus system provides HEPA filtration, fresh air ventilation, and energy recovery. The system transfers both latent and sensible energy prior to circulating it, and features whole-house HEPA filtration combined with a fresh air supply utilizing patent pending technologies, says the company.
Publication date: 01/26/2004