Side view, top to bottom: Solid bottom board; entrance covered with 6mm shrew-proofing mesh; 2 deeps; inner cover; a rim; hard insulation; top cover. (Oct. 28, 2016.)
2016-10-28-14-45-08
Side view, top to bottom: Solid bottom board; entrance covered with 6mm shrew-proofing mesh; 2 deeps; inner cover; a rim; hard insulation; top cover. (Oct. 28, 2016.)