The highest efficiency furnaces have direct venting which means the exhaust is a plastic pipe that goes out the side of your house.

You apply the stuff and cover it in plastic wrap.

Try to start moving your units away from any plastic parts on the supply side of your water (other than PEX).

I would rather have that swapped out with plexi from tap plastics or a place like that. 

The duration shingles typically have a plastic nailing strip that is nice for an installer and good for the life of the shingle.

I put the home depot plastic mini-blinds so there is at least something.

Trust me, anything plastic will be your "gold" and for more ugly it can look, you will love it on the long run!  

If you buy a Moen faucet at HomeDepot its feather light and made entirly out of plastic; you can get the exact same Moen at a plumbing supply house made of metal.I am usually over $3 per SF for top quality material.

@John Teachout, last summer a neighbor and I, remodeling separate bathrooms, successfully stacked two wax rings -- one with the plastic insert and another without -- when reinstalling toilets that had been on sheet vinyl and are now on tile. 

So many, where to start....The most recent(about two years ago) had plastic tub half filled with cat poop...yeah about 30-40 pounds of cat poop...scooped it right out of the litter box and into this tub, she just never emptied this tub.