Your tubs and surrounds are meant to be installed stud to stud, by installing the den shield you ate up valuable real estate.It would be easier to remove the den shield and give yourself the room required to install the new system.

For me they took off a row of wood siding and then drilled a 3" dia hole in the sheathing.

Then they ate the peanut butter.   

or how many sellers realize its the law and or how many of our BP trained brethren would know or care  :).But for myself who is licensed as a RE broker in Oregon and a NMLS Mortgage Banker I need to follow the laws to a tee... if someone took me to task I can't pull the I did not know card  :).these laws passed in 07 ish...

Ryan Dossey  Engelo Rumora turned me on to the book Rocket Fuel... its me to a tee and you can if you read it figure out which one.that's my goal this year... turn over the nuts and bolts and do what I do best.

Give a Ted Talk.3.

I used basic liquid nails, instead of their band, and it ate the styrofoam ;-) http://www.decorativeceilingtiles.net/

The BEST school districts ate Severna Park , Chesapeake , and Broadneck .  

If I was so motivated I could determine what you ate for breakfast this morning.

(My rental income ate up her refund) but overall it was better.