The savic dog barrier for indoors provides an easy way of keeping your dog within certain areas of the house while giving you full access through the two way access door 50cm width installation is very easy and requires no drilling into walls or door frames the savic dog barrier is available in two different heights 75cm and 107cm the barrier can be extended to block off openings from 75 84cm if you need it to extend further up to four additional extensions are available to reach a tota