It depends on the sofa. Has it been done before? how old is it? do you have pictures?
Yes
All diffrent types. Need picture
If you mean Jennifer Convertibles which sells sofa beds. It is located at 23265 Eureka Road Taylor, Michigan 48180-5240. The phone number is 734-287-4701
No, you do not need to disassemble sofa. Use some rope and secure foot rest to the sofa frame.
The Jennifer Convertibles website does not have options for shopping. The site gives a general overview of the products, service and options, as well as a list of showroom locations. When choosing furniture, it is important to touch and feel and have a seat to test the comfort of one piece versus another. http://www.jenniferfurniture.com/
Absolutely, Jennifer Convertibles have them for the exact size and shape of sofa. And many other places i.e. Sure Fitl. Type in Slip Covers in your google question and you will be overwhelmed. I got one from J.C. Penney but I dont like it, it is a lot thinner fabric and does not fit properly. If your couch has a high back and low arms look for that style slip cover and measure exactly.
I can Whats the problem
You can always remove the mattress and leave the frame in the sofa. In many cases the frame helps support the seat cushions.
Usually, there are latches on both sides of the backs of the sofa. Then, you can pull the back straight up off the bracket that holds it in place.
Most sofa beds way over one hundred pounds when fully assembled. It is recommended that you disassemble them for transportation and storage when not in use.
One popular brand of Sofa Sleeper are the Carlyle Convertibles. Some other popular options include American Leather, Crate and Barrel and Avery Boardman.
There is no well known figure known by the name Jennifer Sofe. There is a well known furniture company called Jennifer Sofa.
Call the place you bought it from. And there may be a piece in place for shipping that prevents you from opening it up. You might check for that. The company web site might provide additional help.