No, undercoating should last for years.
Yes, Shih Tzu has an undercoat.
Sealer, primer and undercoat in one
Cats naturally shed their coats twice a year, both the top coat and the undercoat. When you are able to use a de-shedding tool, the undercoat that you are removing shed hairs from is already growing back in with a new coat.
You can clean and reapply more undercoat.
Dark Undercoat was created on 2007-11-22.
The Burmese has a single, satin coat with no undercoat and no major shedding concerns.
Yes, masonry paint can be used over an undercoat, but it's important to ensure that the undercoat is compatible with the masonry paint. The undercoat should be fully dry and properly prepared to ensure good adhesion and durability. Additionally, check the manufacturer's guidelines for any specific recommendations regarding the use of undercoat with masonry paint.
If you choose to undercoat, which is always good, go with something that is liquid and stays liquid. A rubberized undercoat gets hard and cracks, trapping water and grime on the frame causing rust and rot.
American short hairs do not have much of an undercoat to speak of and does not need a lot of grooming or brushing.
6 months to even a year
No
The American Curl breed of cat has an undercoat but it is very thin and the cat does not shed much at all.