Gilbertson Pvc Box

Now with optional poly lumber matching roof.
Gilbertson pvc box. Steve gilbertson uses the thinner walled pvc because it is more flexible and flexibility is what makes his unique box opening method work. Light weight and durable the gilbertson pvc bluebird box is designed to fit any 1 2 inch pole. The gilbertson nest box is approved by the north american bluebird society. The gilbertson pvc nest box was recommended to us by a local bird enthusiast who had heard that house sparrows did not seem to like or nest in these very well constructed and attractive round boxes.
Preferred by blues over the years cool birdhouse mounts quickly and easily on 1 2 inch conduit. Just squeeze the top opposite pins. Removable body allows monitoring and maintenance. 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.
Two small holes opposite each other at the top of the pvc box fit over two pins attached to the wooden roof. 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. By backyard bird lover. This attractive birch look pvc nest box is also predator resistant and lightweight.
Most sparrow resistant design available. Pvc will not rot split or crack nest box will host many successful broods with its great features. Slightly squeeze it again and it snaps back to the 100 7 8 inch cedar roof.