5 Ways to Know the Exact Amounts of Materials Needed For Your Remodeling Projects

Last updated September 7, 2023
Buying too little or too much of materials or supplies can waste time and throw off your home remodeling budget. Don't guesstimate, calculate. Know before you go by using one of our handy DIY Project Calculators. Learn about these calculators and get material buying tips in this
informative guide.
Table of Contents
How Much Countertop Do You Need?
How Much Wallpaper Do You Need?
How Much Paint Do You Need?
How Much Carpet Do You Need?
How Many Bags of Insulation Do You Need?
How Much Countertop Do You Need?

First, determine the square footage by multiplying the length by the width of the area where you plan to install your new countertop. Then enter your dimensions into our online Countertop Calculator to gauge the amount of material you need and get an estimate of its price.
How Much Wallpaper Do You Need?

Wallpaper is a relatively easy way to refresh a space, but figuring out how much to get can be hard. Just enter the total square footage of the wall or walls you want to cover into our online Wallpaper Calculator to quickly find out how many rolls to buy.
Tip: Always buy an additional 10% more to allow for matching any patterns.
How Much Paint Do You Need?

After a paint job, no one wants to have to store leftover paint, except just enough for future touchups.
Whether you use buckets, gallons or pints, our online Paint Calculator accurately estimates the amount of paint you need to cover your walls and trim, minus any windows and doors.
How Much Carpet Do You Need?

Whether your new carpet will be 12 feet wide or 15, remove the guesswork out of your purchase with our online Carpet Calculator. Enter the dimensions of the room you're installing your carpet in and quickly find out how many square yards you'll need.
How Many Bags of Insulation Do You Need?

The right amount of insulation for your home depends on more than just the square footage. You also need to factor in your home's heating type and where you live. Enter your information into our online Insulation Calculator and find out the exact square footage of insulation you need, right down to the brand.
Whether you're getting ready to install new fencing, update your tile or paint a room in your home, there's no need to guess. Our project calculators can help you find the right amount of supplies to get the job done right.