WWallpaperCalculator.io

Guides

Everything you need to plan, budget, and execute a wallpaper project — from picking a material to fixing a bubble after it's hung.

Planning & Budgeting

How to Measure a Room for Wallpaper

A step-by-step guide to measuring walls, ceiling height, and perimeter so you order the right amount of wallpaper the first time.

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How Much Does Wallpaper Cost?

A breakdown of wallpaper material and installation costs by room size, so you can budget before you buy.

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Wallpaper vs. Paint: Which Is Right for Your Room?

Compare cost, durability, and style tradeoffs between wallpaper and paint so you can choose the right finish for your next room.

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Materials & Supplies

How Much Wallpaper Paste Do You Need?

A guide to estimating paste quantity by wall area and wallpaper type, plus the difference between paste-the-wall and paste-the-paper products.

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Types of Wallpaper Explained: Vinyl, Non-Woven & More

A breakdown of vinyl, non-woven, grasscloth, and mural wallpaper — how they differ in durability and installation, and where each works best.

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Peel-and-Stick vs. Traditional Wallpaper

How peel-and-stick wallpaper compares to traditional pasted wallpaper on cost, durability, and ease of installation — and which suits renters best.

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Standard Wallpaper Roll Sizes Explained

What single, double, and triple rolls actually mean, how US roll sizes compare to European rolls, and why the difference matters for your order.

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Hanging & Techniques

Pattern Repeat and Pattern Match Explained

What pattern repeat means, and the difference between straight match, drop match, and random match — and how each affects how much you need.

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How to Remove Wallpaper: A Step-by-Step Guide

The tools and techniques for stripping old wallpaper cleanly, including how to handle stubborn adhesive and multiple layers without damaging drywall.

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How to Prep Walls Before Wallpapering

The cleaning, patching, and priming steps that keep new wallpaper from bubbling, peeling, or showing every flaw in the wall underneath.

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Can You Wallpaper Over Existing Wallpaper?

When it's safe to hang new wallpaper directly over old paper, when you should strip it first, and the risks of skipping that step.

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How to Wallpaper a Stairwell or High Walls

Safety setup, drop planning, and pattern-matching tips for hanging wallpaper on stairwells and other tall or awkward wall spaces.

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Troubleshooting

Fixing Wallpaper Bubbles, Seams, and Peeling

Quick fixes for the most common post-installation wallpaper problems — air bubbles, lifting seams, and peeling edges — without redoing the wall.

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Hiring a Pro

Why Hire a Professional Wallpaper Installer?

When DIY wallpapering makes sense, when a pattern or space is risky to attempt yourself, and what a professional installer adds beyond labor.

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WallhubComing soon

The operating system for wallpaper installers

Estimate material to the last drop, manage jobs room-by-room, and quote clients — all in software that speaks your trade.