Air Exchangers
The comfortable home solution for improved indoor air quality A very popular choice and one of the best heat recovery air exchangers (HRV) of its category, Solo air exchangers deliver an exceptional level of indoor air quality and excess humidity control. Featuring a robust polypropylene core, the Solo 1.5 supplies mid-sized homes (2.0 supplies medium to large*) with fresh air all year and retains heat in colder climates for improved home comfort. Optional filter upgrades are available to boost the filtration level while versatile main or optional wall controls make it easy to manage excess humidity and air flow throughout the home. *Refer to Local Building code
The Complete Comfort System
Ideal for renovation and new residential construction projects.
Offers a complete solution to reduce excess humidity and expel gaseous pollutants.
Allows optional filter and wall control upgrades.
Re-circulation mode provides constant flow of air to prevent air stagnation (available with the Ultima control). Totally reversible to simplify installation.
Equipped with a heat recovery core (HRV).
Solo 1.5 Tech Sheet |
Solo 2.0 Tech Sheet |
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Venmar Solo HRV Technical Specifications |
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Solo 1.5 |
Solo 2.0 |
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Rate of air flow (cfm)* (low/high): |
64-150 cfm |
117-189 cfm |
Filter: |
Washable foam |
Washable foam |
Diameter of inside port: |
6’’ (15 cm) |
6’’ (15 cm) |
Diameter of outside port: |
6’’ (15 cm) |
6’’ (15 cm) |
Voltage: |
120 volts |
120 volts |
Apparent sensible effectiveness |
81% at 31 l/s (66 cfm*) |
70% at 56 l/s (119 cfm) |
Apparent sensible effectiveness |
80% at 37 l/s (78 cfm*) |
80% at 37 l/s (78 cfm) |
Total recovery efficiency (cooling) |
Not tested |
Not tested |
Voltage: |
120 volts |
120 volts |
Power: |
150 watts |
240 watts |
Amp: |
1.3 amperes |
2.1 amperes |
Dimension height: |
16.5 in (42 cm) |
16.5 in (42 cm) |
Dimension width: |
30.25 in (76.8 cm) |
30.25 in (76.8 cm) |
Dimension depth: |
17.175 in (45.2 cm) |
17.175 in (45.2 cm) |
Weight (approx.): |
65 lb (29.5 kg) |
67 lb (30.5 kg) |
Wall control: |
Venta or Altitude |
Venta or Altitude (sold separately) |
HVI Certified (Home Ventilating Institute): |
Yes |
Yes |
Warranty - Core or enthalpy wheel: |
Limited lifetime |
Limited lifetime |
Warranty - Parts: |
5 years |
5 years |
*cfm: Cubic feet per minute

Venmar AVS DUO
The ultimate solution for year-round energy efficiency Highly reliable DUO air exchangers improve indoor air quality while providing year-round ventilation. Ideal for mid-size* homes, the Duo 1.2 (1.4 for mid-sized homes, 1.9 for larger homes), besides exchanging polluted indoor air for a continuous supply of fresh outdoor air, is specifically designed to help retain heat in cold climates and reduce the load on cooling systems in warm climates. Optional filter upgrades and wall controls are also available to customize the unit to suit the air exchange performance requirements of each user. * Refer to Local Building code.
The Year Round System
Ideal for renovation and new residential construction projects.
For consumers looking for ultimate energy efficiency all year long.
Recirculation mode provides constant flow of air to prevent air stagnation (available with the Ultima control).
Allows optional filter and wall control upgrades.
Equipped with thermal wheel for ultimate home comfort.
Totally reversible to simplify installation.
Duo 1.2 Spec Sheet |
Duo 1.4 Spec Sheet |
Duo 1.9 Spec Sheet |
Technical specifications for the |
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DUO 1.2 Model |
DUO 1.4 Model |
DUO 1.9 Model |
Rate of air flow (cfm)* (low/high) = 64-117 cfm |
Rate of air flow (cfm)* (low/high) = 64-120 cfm |
Rate of air flow (cfm)* (low/high) = 117-180 cfm |
Filter = Washable foam |
Filter = Washable foam |
Filter = Washable foam |
Diameter of inside port = 6’’ (15 cm) |
Diameter of inside port = 6’’ (15 cm) |
Diameter of inside port = 6’’ (15 cm) |
Diameter of outside port = 6’’ (15 cm) |
Diameter of outside port = 6’’ (15 cm) |
Diameter of outside port = 6’’ (15 cm) |
Type of recovery = ERV |
Type of recovery = ERV |
Type of recovery = ERV |
Apparent sensible effectiveness |
Apparent sensible effectiveness |
Apparent sensible effectiveness |
Apparent sensible effectiveness |
Apparent sensible effectiveness |
Apparent sensible effectiveness |
Total recovery efficiency (cooling) at 35°C(95°F) = 75% at 31 l/s (66 cfm) |
Total recovery efficiency (cooling) at 35°C(95°F) = 69% at 31 l/s (66 cfm) |
Total recovery efficiency (cooling) at 35°C(95°F) = 69% at 55 l/s (117 cfm) |
Voltage = 120 volts |
Voltage = 120 volts |
Voltage = 120 volts |
Power = 160 watts |
Power = 160 watts |
Power = 250 watts |
Amp. = 1.4 amperes |
Amp. = 1.4 amperes |
Amp. = 2.2 amperes |
Dimension height = 16-1/2 in (42 cm) |
Dimension height = 16-1/2 in (42 cm) |
Dimension height = 16-1/2 in (42 cm) |
Dimension width = 30-1/4 in (76.8 cm) |
Dimension width = 30-1/4 in (76.8 cm) |
Dimension width = 30-1/4 in (76.8 cm) |
Dimension depth = 17-1/8 in (43.5 cm) |
Dimension depth = 17-1/8 in (43.5 cm) |
Dimension depth = 17-1/8 in (43.5 cm) |
Weight (approx.) = 68 lb (31 kg) |
Weight (approx.) = 65 lb (29.5 kg) |
Weight (approx.) = 68 lb (31 kg) |
Wall control = Supra, Venta or Ultima (sold separately) |
Wall control = Supra, Venta or Ultima (sold separately) |
Wall control = Supra, Venta or Ultima (sold separately) |
HVI Certified |
HVI Certified |
HVI Certified |
Warranty : Core or enthalpy wheel = 5 years |
Warranty : Core or enthalpy wheel = 5 years |
Warranty : Core or enthalpy wheel = 5 years |
Warranty : Parts = 5 years |
Warranty : Parts = 5 years |
Warranty : Parts = 5 years |
* cfm: Cubic feet per minute |
* cfm: Cubic feet per minute |
* cfm: Cubic feet per minute |




