The primary reason is that sofas aren't exactly an inexpensive item to purchase.

If you're furnishing an elegant parlor, you could opt for that
upholstered appearance of your traditional sofa.

These villas come with a king bed, queen sleeper sofa
and fully equipped kitchen.

Include the weight with the mattress along with your new sleeper sofa will
end up being significantly heavier than the usual traditional sofa.

As situations goes on there are several sofa with newer varieties with
each other with a lot additional snug mattress and
also sections for storing bedding and pillows.