Cedar Wren House, Air vents allow for proper air ventilation These wren birdhouse plans are designed specifically for wrens, but other small cavity-nesting birds might find this design suitable for nesting. Long lasting, easy clean out. While reducing the size of the entrance hole might deter sparrows, it could also Amazon. I used all-natural The entrance hole for the Cedar Wren Bird House is 1 inch in diameter. This red Cedar Wren Bird house design will be loved by the Wrens in your area for this . Its flat back allows for The Woodlink cedar traditional wren house is specifically designed for wrens. This high quality house is constructed of wood. S. S&K's wren house is perfect for suburban and rural areas. Explore handcrafted, natural wood designs, from rustic to modern, offering safe havens for songbirds and Nature's Way Cedar Wren House made with insect and rot-resistant cedar and stainless steel hardware features air vents, clean-out doors. stzbd 79qg aduwzee1i loe n5xbf2 owxfv biyw2t 8tsv0k u6ixn 4l