"YES, YES, & YES!!!
Bat droppings, mouse droppings, dead mice, nuts, seeds, acorns, lack of access to properly air seal, these are a few of my least favorite things . . .
"A 1994 report by the International Agency for Research on Cancer…"
"Was it in your scope of work to
A) install the ridge vent
B) to install the ridge vent and also cut back the existing insulation
Whether you should have noticed, identified and raised to the customer's attention the problem with the existing…"
"We have seen many similar instances this winter in Maine when we had about 1 week of extreme cold (nights well below 0F and daily highs 0 to 10F in Jan) following rather warmer than average late fall early winter . Even subtle differences in…"
"So glad you highlighted the importance of air sealing & insulating the home form the bottom to the top! In high heating climates insulating the foundation walls and sealing / insulating the duct work in the basement often delivers a 25%…"
"You also may also want to account for the distribution losses as you move the heat from the exchange to the living space. It's not uncommon to lose 10-20% through leaks and lack of insulation on the ducts / plenum."