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DIY ventilation heat exchanger (2010)
(
ecorenovator.org
)
142 points
by
walterbell
on Dec 23, 2023
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past
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99 comments
Homemade Heat Pump Manifesto (2009)
(
ecorenovator.org
)
481 points
by
walterbell
on Sept 24, 2022
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past
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247 comments
DIY Heat Recovery Ventilation
(
ecorenovator.org
)
2 points
by
iforgottherest
on Dec 13, 2020
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