Wallpaper Removal

The Quote Depends on a Wall Nobody Has Seen Yet

Every other painting service can be estimated from the doorway. Square footage, number of coats, condition of the trim, done. Wallpaper removal cannot, because the thing that sets the price is hidden behind the pattern and stays hidden until the first strip comes off.

So we do not quote a papered room over the phone. We come out, pick a spot that will not be missed, usually low behind a door or inside a closet return, and steam an area about the size of a dinner plate. Then we look at three things. Does the paper release from the wall or from itself. Is there primer or size under the paste, or bare board. And what is the substrate, plaster over lath, drywall, or drywall hung over old plaster during a remodel.

Ten minutes of that is worth more than an hour of talking about it.

What Actually Comes Off, and How

Papers fall into a few families and each one wants a different approach.

Vinyl and vinyl coated papers have a waterproof face, which is why they were popular in kitchens and bathrooms. That face usually peels off dry in large sheets if you get a corner started, leaving a paper backing glued to the wall. The backing is then steamed and comes away easily. People who fight a vinyl paper with a steamer without peeling the face first are steaming a plastic sheet, which does nothing.

Traditional pulp and paper stock, the kind on most pre-war rooms, absorbs water readily. Score it lightly with a perforating tool, wet it, give it time, and it lifts in strips. The mistake here is scoring too hard. A perforator pressed into the wall cuts the drywall facing or the plaster skim and every one of those cuts becomes a repair later.

Solid, heavily embossed and grasscloth papers resist water. These get a gel stripper with a real dwell time rather than more mechanical force. Twenty minutes of dwell beats twenty minutes of scraping and leaves the wall intact.

Multiple layers, which we see often in the older bungalows, are the slow ones. Three papers hung over each other across sixty years, sometimes with a coat of paint between two of them acting as a moisture barrier that stops steam reaching the bottom layer at all. That room is a two day strip, and we say so before starting rather than discovering it on day two.

The Washdown Is Not Optional

Once the paper is off, the wall is still coated in paste. It may not look like much, and on a dry day it feels like nothing at all. It matters because wallpaper adhesive stays water soluble effectively forever, and it will not stop being water soluble because you put primer on it.

Anything applied over residual paste is bonded to the paste, not to the wall. The failure mode is predictable. A few weeks of normal life, then a humid stretch or a hot shower in an adjoining room, and the paste softens and takes the paint with it. Sometimes it crazes into a fine spiderweb across the whole wall. Sometimes it lets go in sheets. Either way the room gets done twice.

We wash with hot water and a sponge, changing the water frequently because a bucket of dilute paste is just a way of spreading it around. Two passes on a normal wall. Three on old clay based pastes, which are gritty and stubborn. The test at the end is simple and physical. When the wall is fully dry, run a clean dry hand across it. If there is any tack at all, it is not finished.

Working Wet in an Occupied House

Steam and water in a bedroom is a real intrusion, so the room is set up before any of it starts. Floors covered and taped at the edges, outlets and switches masked and killed at the panel where we are working wet near them, doorway zipped, and a route in and out that does not track through the rest of the house.

Long Beach adds one wrinkle. The marine layer keeps indoor humidity up through the morning, so a wall that has been washed does not dry on the schedule you would expect inland. We run air movement and we test rather than assume. Priming a wall that is still holding water is how you get bubbling and how a stain blocking primer fails to block anything.

When We Tell You Not to Do It

If a paper is fully bonded with no lifting seams, has no vinyl face, and no deep emboss, then sealing it with an oil or shellac based primer, skimming the seams and painting it is a legitimate finish that will last. On a small powder room with tight corners and a paper that clearly is not going anywhere, that is often the better spend.

We will say so. What we will not do is present it as reversible, because it is not. Once paint is bonded to that paper, the paper is part of the wall for good, and removing it later means removing everything down to the substrate. If you might want it gone in five years, take it off now.

Call (562) 867-4576 and we will come and open a corner.