envelopelearning@mainstreamcorporation.com phone303-912-4833
The ComfoAir Q Filter 10-pack. Two filters are needed for the unit.
$210.00
The ComfoAir 350/550 Filter 10-pack. Two filters are needed for the unit.
$273.00
One 7.8" 200mm round duct connects to a 12-port silencer manifold box.
$665.00
The Round 3 Port Diffuser Box is typically used in combination with the Diffuser boxes requiring three ducts.
$190.05
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.
$4,609.50
Flexible 3-inch diameter air distribution pipe, outside ribbed, inside smooth according to DIN EN 60529.
$373.80
-100x100.jpg "ComfoTube 75 O-Ring (10-pack)")
The ComfoTube 75 O-Ring is used to seal Comfotube sleeve. Sold in quantities of 10.
$23.00
ComfoTags for running exhaust or supply ducts through the framing.
$27.30
Insulated Expanded PolyPropylene (EPP) comes in a 45-degree bend; two can be used together for 90-degrees.
$12.60
EPP ducting allows for easy installation of intake and exhaust ducts. Comes in 39" segments.
$23.10
The Round 2-Port Diffuser Box is used in combination with either the Supply Diffuser or the Return Diffuser.
$139.65
The Round 3-Port Diffuser Box is typically used in combination with the Return Diffuser in kitchens.
$190.05
The Round 2-Port Diffuser Box is used in combination with either the Supply Diffuser or the Return Diffuser.
$139.65
Air throughput box for supply or exhaust air, including mounting brackets for the 3-inch flexible duct and white cover.
$120.75
Air throughput box for supply or exhaust air, including mounting brackets for the 3-inch flexible duct and white cover.
$120.75
Mainstream Corporation is a Colorado based Passive House Design, Consulting firm. Specializing in Passive House Products for your building project.