Mechanical and Electrical Suppliers

Indoor Air Quality

HRV/ERV Heat/Energy Recovery Ventilators

Outstanding Warranty Protection*

The HRV Heat Recovery Ventilators and the ERV Energy Recovery Ventilators are easy to install. Their fully insulated cabinets prevent condensation and meet the requirements of the UL 94 HF.

Product Features

HUM Whole-House Humidifiers

Bypass and Fan-Powered High-Capacity Humidifiers
Capacity: 14, 18, & 19 Gallons per Day


The HUM Bypass and Fan-Powered High-Capacity Humidifiers are a good choice for homes supported by warm-air heating system. The durable thermoplastic cabinet resists rust, corrosion, and warping.

Product Features