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jjax2003 OP t1_is0y0b7 wrote

Reply to comment by Tito_Mojito in diy blown in insulation question for first timer. 100+ year old home. by jjax2003

i guess your right, i could just use some r 28 rock wool batts and make it work, alot cleaner install just a bit more labor. that would bring me to r50

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Tito_Mojito t1_is12ug0 wrote

R50 is HUGE! Do you live north of the attic circle? Ha!

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MrMonopolysBrokeSon t1_is19ses wrote

R49 is now code minimum all the way down to climate zone 2. For zone 5A (OP's location) it's R60

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