Close x

Broan® Compact Flex Series™ Energy Recovery Ventilator, 70 CFM at 0.4 in. w.g.

The ERV70 is the ideal choice for condominiums, apartments and other limited space applications that require up to 70 cfm of continuous ventilation. With its compact size and 4-inch vertical or horizontal ports, it can be installed in small spaces such as a closet or mechanical room above a hot water tank. The ERV70 has just one blower




  • Compact design is perfect for installation in closets or above hot water tanks
  • The ERV70 has just one blower (patent pending) and is therefore quieter than any other similar ERV on the market. ERV technology is a great choice for summer ventilation with air conditioning in humid climates, and for dry homes in colder climates.
  • Pressure taps on access door enable installer to quickly read airflow
  • Optional VACCWMK wall bracket kit
  • ERV and HRV options across a wide CFM range (35–120 CFM)
Only one hole needed in exterior wall
Simplify Exchanger Installation

Only one hole needed in exterior wall

The revolutionary design of the Dual Exterior Hood Kit simplifies the installation because there is only one hole to cut in the exterior wall. The Tandem Transition Kit offers the simplest way to perform the outside connection for exchangers up to 110 CFM.

Learn More
  • Specs
  • Downloads


Anti-freeze Setting (Approved for Unheated Space) No
Automatic Shutoff No
Built-In Timer No
cETL Listed No
CSA Listed No
cUL Listed No
ETL Listed No
Humidity Sensing No
HVI Certified No
Filter Type Foam Filter
UL Listed No
Apparent sensible efficiency at 32°F 74
Filtration Level 30 PPI
Ports Location Side
Ports Size 4" Round
Sensible recovery efficiency at -13°F 56
Sensible recovery efficiency at 32°F 74
Core Warranty 5 Years
Parts Warranty 5 Years
Product Length 15.625
Product Width 19.8125
Product Height 16.3125
ENERGY STAR® certified No
High Efficiency Luminaire No
Compare of 4 max Select 2 - 4 items to compare: