plastic transparent flap, silent action with 360 circumferential seal (TPR) and magnetic clasp with convenient screw top incl. 2 tunnel elements for walls and deep doors can be extended with more tunnel elements minimum installation depth 20 mm total measurements 20 ? 22 cm cut out size 15.9 ? 16.8 cm flap size 14 ? 15.5 cm 3 years guarantee
