On this week's podcast Jim features some of his favorite calls and emails. Listen in as Jim answers questions about:

* AC filters -- flat vs. pleated vs. media

* Carolyn's space heater is tripping the breaker. Is it a problem with the heater or electrical system?

* Randy wants to know how a tankless water heater stacks up against the traditional tank style.

* Jim gives a full breakdown of all his recommendations for a new build - plumbing, foundation, insulation, AC, roofing and more.

* Jim talks about DIY foundation adjustments for a block & base house

* When is it time to replace old cast iron pipes