House of the Week: Nearly Net-Zero Prefab Installed in 29 Hours

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Our readers were astounded by this miraculously efficient modular home in Seattle. Only 29 hours were required to install Greenfab's “off-the-shelf” model, which packs a plethora of eco-friendly features.

The exterior features cedar tongue and groove siding and James Hardie panels.

As Greenfab explains, “Each bedroom is equipped with a wall-mounted, thermostat controlled, convection heater that...

“The homeowners are not afraid of bold color, so it was fun to highlight pops of color throughout the spaces,” says the...

Perhaps the greatest challenge of the project was trying to pack so many energy efficient features in under a budget.