The ventilation, on the other hand, is solved by the addition of a generous number of holes in each side of the crate. Their purpose is to promote extra air flow and allow the owner to use the cage on warm days. The heat can also cause evaporation of toxic materials, but that’s not something you need to worry about with this model – no harmful chemicals were used during its manufacture.
The more robustly built market value priced ProSelect dog cage. is a better choice if you feel that your dog is of an escape or jailbreak temperament, due to its quality, build, strength, and reliability. And this is backed up with a significant volume of customer reviews. However if you feel it’s too expensive and can’t stretch your budget to get it, then you may like to consider the SmithBuilt crate.
48" (122cm) Afghan, Akita, Alaskan Malamute, Anatolian Shepherd, Bernese, Mountain Dog, Bloodhound, Bouvier Des Flandres, Briard, Bullmastiff, Chinook, Collie, Doberman Pinscher, Dogue De Bordeaux, German Shepherd, Giant Schnauzer, Greyhound, Komondor, Kuvasz, Malinois, Newfoundland, Old, English Sheepdog, Otterhound, Pointer, Rottweiler, Samoyed, Siberian Husky, Tervueren, Weimaraner
Overview: This single-door extra large dog crate or cage has a washable plastic tray and is collapsible and foldable. It has a divider panel, if you want to housebreak your puppy or organize the kennel to separate your dog’s different areas of activity. The bolt latches are sliding and are very durable. The corners are rounded for safety and the dimensions of this crate are 42 x 28 x 31 inches, making it appropriate for dogs 71 to 90 pounds.
Update: We traveled quite a bit this holiday season and this portable crate was absolutely awesome! I have seen some reviews about bad zippers but suspect it's due to misuse. You have to raise each side before zipping it -- just common sense, people. Otherwise, there is too much pressure on the zipper. I think zippers on this crate are sturdy. Another suggestion is placing your dog's favorite bed inside. The crate (we have extra large) has plenty of room to add an extra large fluffy dog bed our dog loves. Because the crate folds flat, we place the crate in the cargo area and cover it with dog's bed when on the road. The dog sprawls like a queen! :) When we get to the destination, we unfold the crate, throw the bed inside, and voila -- cozy house that ... full review