Is Rosin Paper Necessary Under Wood Floors

Felt and red rosin paper are both often used as moisture barriers when installing hardwood floors.

Is rosin paper necessary under wood floors.

Rosin paper is intended for use under hardwood floors. Building paper is a catchall term for single ply sheathing paper manufactured in various thicknesses. It is for squeaks of wood to wood. Rosin is created completely out of recycled materials.

Unfortunately in the hardwood floor industry there is a bit of a misconception regarding moisture barriers. Many models of hardwood planks have dampening foam already attached. This is used as a barrier against moisturizer and it helps the above wooden surface to breathe. Rosin paper is a multi purpose building paper used beneath the hardwood floors as an underlayment.

Rosin paper was originally used as a protective barrier on wood subfloors not for moisture but a method installers used years ago to keep plaster dust from getting in their eyes or blasting everywhere when a board was nailed in the old fashioned way by hand. Also makes sliding boards together easier. While each of them do have an intended purpose they are not the best suited products for hardwood floors. Is it necessary to put down rosin paper under a laminate floor with the underpad attached.

And contrary to another answer yes whichever paper you use it is intended to limit squeaking that could occur between the flooring and the plywood subfloor. You can find rosin paper at the hardwood distributor in your area. Some of the 3 in 1s ar pricy. Building paper between layers of flooring.

Felt paper is installed under hardwood flooring to provide an extra layer of moisture protection and also to dampen sound. Asphalt impregnated roofing felt is also acceptable. It is single ply and is usually a component for protecting roofs and floors. Super six poly for barrier tuck tape overlapped seams then pad or get a 3 in 1 pad.