In addition to the many joys of a giant breed dog comes the disadvantage that it may be difficult to find appropriate gear including large-enough dog doors. Numbers are small and some manufacturers don't bother. We've included here everything available.

Please note that it's doubly important for these big dogs that you measure, measure, measure! Or you may end up with a dog door that's even larger than you require! Please review "Measure Your Pet" for ideas.