# whats your utility bills like?

**URL:** <https://forums.speedlife.net/t/whats-your-utility-bills-like/23754>\
**Category:** NYSpeed Off Topic\
**Created:** [January 29, 2007, 7:59am UTC](https://forums.speedlife.net/t/whats-your-utility-bills-like/23754 "2007-01-29T07:59:20Z")\
**Posts on this page:** 1\
**Showing post:** 58

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**Author:** ![Blue\_Eyed\_Devil](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/blue_eyed_devil/32/7292_2.png) [@Blue\_Eyed\_Devil](https://forums.speedlife.net/u/Blue_Eyed_Devil)\
**Post date:** [January 30, 2007, 1:19pm UTC](https://forums.speedlife.net/t/whats-your-utility-bills-like/23754/58 "2007-01-30T13:19:11Z")

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I think the R value of a block is aboot 3 or 4.  
An insulated 2x4 wall is aboot 3 times that.  
Installing 2" foam on the OUTSIDE of a block wall does wonders.

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