envelopelearning@mainstreamcorporation.com phone303-912-4833
~2400 SF or 3-4 bed, 3 bath
ComfoAir Q Filter 10-pack
The ComfoAir Q Filter 10-pack. Two filters are needed for the unit.
$200.00
ComfoAir 350/550 Filter 10-pack
The ComfoAir 350/550 Filter 10-pack. Two filters are needed for the unit.
$260.00
ComfoWell 12-port Manifold With 7.8" 200mm end plate
One 7.8" 200mm round duct connects to a 12-port silencer manifold box.
$617.00
Round Ceiling Register with cover, 3-port Supply
The Round 3 Port Diffuser Box is typically used in combination with the Diffuser boxes requiring three ducts.
$181.00
ComfoAir Q350 ERV Unit with optional Pre-Heater
The new generation in Zehnder ventilation units. Designed for use in residential and small commercial buildings (~4 bedrooms, 3.5 baths), providing up to 208 cfm.
$4,390.00
ComfoTube 75
Flexible 3-inch diameter air distribution pipe, outside ribbed, inside smooth according to DIN EN 60529.
$356.00
-100x100.jpg "ComfoTube 75 O-Ring (10-pack)")
ComfoTube 75 O-Ring (10-pack)
The ComfoTube 75 O-Ring is used to seal Comfotube sleeve. Sold in quantities of 10.
$20.00
ComfoTags Exhaust / Supply
ComfoTags for running exhaust or supply ducts through the framing.
$26.00
6.3" 160mm ComfoPipe for 200/350 Units
EPP ducting allows for easy installation of intake and exhaust ducts. Comes in 39" segments.
$22.00
6.3" 160mm ComfoPipe 45 Degree
Insulated Expanded PolyPropylene (EPP) comes in a 45-degree bend; two can be used together for 90-degrees.
$12.00
Round Ceiling Register with cover, 2-port Exhaust
The Round 2-Port Diffuser Box is used in combination with either the Supply Diffuser or the Return Diffuser.
$133.00
Round Ceiling Register with cover, 3-port Exhaust
The Round 3-Port Diffuser Box is typically used in combination with the Return Diffuser in kitchens.
$181.00
Round Ceiling Register with cover, 2-port Supply
The Round 2-Port Diffuser Box is used in combination with either the Supply Diffuser or the Return Diffuser.
$133.00
Rectangle Register Box for Wall or Ceiling, with White cover
Air throughput box for supply or exhaust air, including mounting brackets for the 3-inch flexible duct and white cover.
$115.00
Rectangle Register Box for Wall or Ceiling, with stainless steel cover
Air throughput box for supply or exhaust air, including mounting brackets for the 3-inch flexible duct and white cover.
$115.00
Mainstream Corporation is a Colorado based Passive House Design, Consulting firm. Specializing in Passive House Products for your building project.
- marker2017 South US HWY 287
Berthoud, CO 80513 - phone303-912-4833
- envelopelearning@mainstreamcorporation.com