Ideally, the temperature in your attic should be as close to the outside temperature as possible, so the more ventilation the better. Insulation chutes prevent attic insulation from squishing up against the roof decking and blocking the soffit vents that cool the attic.
Where would you find the rim joist on your house?
At the ends of the floor joists
Above a deck post
Holding up a header
Holding up a roof truss
A rim joist is the piece of lumber that locks the floor joists together and helps bear the weight of the walls above it.
Where would you find these?
Underneath the washing machine
Inside the dishwasher door
On the garage door
On top of an air exchanger
Garage door rollers and hinges should be lubricated at least once a year. Rollers eventually wear out and need to be replaced. Nylon rollers, like this one, are more expensive than the steel versions but will make your garage door open and close more quietly.
Where would you find these in your house?
Above a ceiling fan
On rectangular ducts
On the end of a round duct
Behind wall bricks
Drive cleats are used in conjunction with S-cleats to connect two rectangular ducts. Sealing leaky joints in ducts with foil tape is a cheap and easy DIY project that can reduce your energy costs.
Where would you find this in your house?
Outside corner of drywall
In between layers of brick
Over the shingles and behind the siding
On top of the chimney
Galvanized step flashing, sometimes called shingle tin, is installed over shingles and behind wall cladding where shingled roofs butt up against a wall. This flashing prevents water from running down between the roofline and the wall.