How To Install Roofing Sheets

November 30, 2025

2 min read

To install roofing sheets, you need to prepare your roof, lay the sheets in rows, and secure them with fasteners and sealant. Roofing sheets are a popular choice because they last a long time and protect your home from rain and wind. According to industry data, metal roofing can last 40 to 80 years, which is much longer than asphalt shingles that last only 20 to 30 years. The average roof replacement cost is $9,526, but metal sheets may cost more upfront and save you money over time. This guide will walk you through the steps to install roofing sheets the right way.

What Do You Need Before You Start?

Before you begin, gather your tools and materials. You will need roofing sheets, fasteners, sealant, a drill, a saw, and safety gear like gloves and a harness.

Check your roof deck first. It must be flat, clean, and dry. Remove any old roofing, debris, and nails. Make sure the deck is strong enough to hold the new sheets. According to RubyHome, roofing installation costs range from $4 to $40 per square foot. For a 1,700 square foot roof, you can expect to pay $6,800 to $68,000 depending on the material type.

Related articles:

How Do You Lay the Sheets?

Start at the bottom of your roof and work your way up. Lay the first row of sheets from left to right. Each sheet should overlap the one below it by at least 6 inches. This overlap keeps water from getting under the sheets.

Use fasteners to hold each sheet in place. Space the fasteners 12 to 18 inches apart along the top and sides of each sheet. Seal all fastener holes and seams with roofing sealant to prevent leaks.

Roofing Sheet Type	Cost Per Sq. Ft.	Lifespan
Corrugated Metal	$5.50 – $11.50	40 – 80 years
Standing Seam Metal	$10.00 – $17.05	40 – 80 years
Flat Roofing (PVC)	$5.50 – $7.50	25 – 50 years

What Are Common Mistakes to Avoid?

Do not rush the job. Take time to measure and cut sheets correctly. Poor cuts can lead to gaps and leaks later. According to data from RubyHome, DIY work can save about 50 percent on labor costs, but mistakes can lead to higher long-term costs from repairs.

Never skip the sealant step. All seams and fastener holes must be sealed. Water will find any gap and cause damage inside your home. Use quality roofing sealant made for metal or your sheet type. Make sure your fasteners are the right length for your sheets. Too short, and they won’t hold. Too long, and they can poke through and cause leaks.

When Should You Call a Professional?

If your roof has a steep pitch or complex angles, hire a roofer. Safety is important. Falls from roofs cause serious injuries. According to the U.S. Bureau of Labor Statistics, there are 135,140 roofers employed in the United States. Professional roofers have training and safety equipment to work at heights. A professional can finish the job faster and with fewer mistakes. Most homeowners hire contractors for roof work. According to industry data, 79 percent of homeowners hire contractors for roof jobs instead of doing it themselves.

Related articles:

Talk with a local roofing solutions to review your options and get a detailed estimate for your project.