2. Wood is the preferred material for birdhouses. Metal does not provide heat insulation. But use only pine, cedar, redwood, or cypress not treated wood or plywood for functional birdhouses.
make sure you use the correct size for your birdhouse. If the box is too. To be on the safe side, do no use treated wood when making bird houses Treated wood .
Birdhouses 101 – Materials Used for Building Birdhouses
I've made a bunch of birdhouses out of cedar. Never used an oil. Cedar is good, but almost any wood, especially with finish, will last for years.
You can make a bird house that is inexpensive, attractive and long lasting with an assortment of woods Wood is better for bird houses than. Read more.
Since birdhouses are usually small, you can often find good wood for your project among your local lumberyard's scraps. You can also recycle wood from old .
Your birdhouse will be hung out in the elements year-round, so it will take a pretty serious beating. You'll need to apply a good sealant to protect the wood and .