Well designed with a premium cedar roof and recessed floor the gilbertson bluebird nest box resists moisture and meets all our specs for proper ventilation and drainage.
Gilbertson pvc box.
This attractive birch look pvc nest box is also predator resistant and lightweight.
Removable body allows monitoring and maintenance.
Now with optional poly lumber matching roof.
Steve gilbertson uses the thinner walled pvc because it is more flexible and flexibility is what makes his unique box opening method work.
Just slightly squeeze the pvc tube in the front and back at the same time and it releases.
By backyard bird lover.
To open the box the monitor squeezes the box at its top until it comes free from the pins.
They have exceeded our every expectation and in the 8 boxes we have set up this year every one hosted at least one family of either tree swallows.
Most sparrow resistant design available.
Slightly squeeze it again and it snaps back to the 100 7 8 inch cedar roof.
Pvc will not rot split or crack nest box will host many successful broods with its great features.
The gilbertson nest box is approved by the north american bluebird society.
Two small holes opposite each other at the top of the pvc box fit over two pins attached to the wooden roof.
Bluebird house gilbertson pvc cedar bird house also can be used as chickadee house wren house or swallow bird house north american bluebird society approved made in usa bluebirds love it.
Light weight and durable the gilbertson pvc bluebird box is designed to fit any 1 2 inch pole.