While you could potentially use the Nuvan Strips with the couch encasment there may not be enough room for the strip to move its vapor all the way through the couch to kill anything within it. We would suggest just treating the couch with diatomaceous earth or any other residual insecticide and then encasing the couch to trap anything inside it and keep anything else from getting in.
The Mattress Safe FurnitureSafe Encasement - Sofa (X-Large) is a great investment for your furniture by preventing the costs of having to replace furniture due to bed bug infestations. Once the encasement is installed over your sofa you may leave it on indefinetnlty or it may be removed after 18 months to ensure no more activity is present. It is made from a soft and breathable fabric cover that is bite proof and impermeable to dust mites, bacteria, and mold. It is bed bug certified, which means board certified entomologists have tested this encasement and it is certified for protection against dust mites and bed bugs.
The Mattress Safe FurnitureSafe Encasement - Sofa (X-Large) should be left on the furniture for at least 18 months.
Mattress Safe FurnitureSafe Encasement - Sofa (X-Large) do not come in any colors other than the white you see.
Mattress Safe FurnitureSafe Encasement - Sofa (X-Large) is waterproof.
The Mattress Safe FurnitureSafe Encasement - Sofa (X-Large) will prevent bed bugs from getting out or in. We recommend to also use one of our Bed Bug Kits to eradicate them completely. You may also want to look over our Bed Bug Guide for more information on how to do a complete bed bug treatment.
The Mattress Safe FurnitureSafe Encasement - Sofa (X-Large) can be used in a non-climate controlled storage, the encasement can protect the sofa from dust and bugs but unfortunately it may not protect it from mice. The encasement is made of strong fabric material that has been certified as bed bug proof but can eventually be chewed through.
Mattress Safe FurnitureSafe Encasements utilize zipper and hook technology. This way the zipper is secure and will not be opened.
The Mattress Safe FurnitureSafe Encasement - Sofa (X-Large) is 100 X 42 X 42. The large is 80 X 42 X 42.
Mattress Safe FurnitureSafe Encasement - Sofa are meant to protect your furniture from bed bugs, mites, bacteria and mold.
For fleas, we would recommend checking out our Flea Guide for tips on how to treat and prevent fleas. There is a lot of useful information on treating furniture, your home and your pets.
From the manufacturer: Mattress Safe products are as lightweight and easy to launder as your sheets. For quick clean-ups between washings, lightly vacuum or wipe the surface with a damp cloth. To launder, simply wash and dry in moderate temperature. Do not iron or use bleach or Borax, it will void your warranty. Our protectors dry quickly (approximately 15 minutes in most dryers).
The Mattress Safe FurnitureSafe Encasement for Sofa X-Large has the dimensions of 42"H x 42"W x 100"L, and it is designed to cover a single piece. If your sofa has multiple pieces, then you should use a separate encasement for each section of the sofa. You can browse the other sizes available here.