r/buildingscience
40k members
r/buildingscience is a subreddit with 40k members. The community frequently discusses insulation, question, ventilation, attic, and building_science, and the most common flair used is question.
Collection of resources on building science. Topics can range from insulation strategies, mechanical designs, water waste reduction strategies, control layer strategies, example builds.
Popular Topics in r/buildingscience
#1
Insulation
56 posts
#2
Question
20 posts
#3
Ventilation
17 posts
#4
Attic
14 posts
#5
Building_science
13 posts
#6
Vapor Barrier
12 posts
#7
Roof
12 posts
#8
Wall
10 posts
#9
Moisture
9 posts
#10
Energy
7 posts
Flair Used in r/buildingscience
#1
Question
: "WUI ridge vent or alternative?"
24 posts
Member Growth in r/buildingscience
Yearly
+12k members(44.7%)
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About
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This page gives a focused view of r/buildingscience, including current member size, discussion patterns, product reviews, and related communities to explore.
This data is synced periodically so insights stay current and useful for ongoing research.
Last updated: July 7, 2026