Arrowhead Roofing

Durable, Weather-Resistant Flat Roofing for Missouri Businesses

Ready to get your roof checked out?

Our Modified Bitumen Roofing Process

Step 1:

Inspection & Preparation – We inspect the existing roof deck, repair any damage, and prepare the surface.

Step 2:

Base Layer Installation – We install an underlayment or base sheet for stability and adhesion.

Step 3:

Membrane Application – The modified bitumen membrane is installed using the most appropriate method for your building.

Step 4:

Detail Work & Flashing – Roof penetrations, drains, and perimeters are flashed for maximum leak protection.

Step 5:

Final Inspection – We confirm seam integrity, drainage performance, and overall system quality.

Arrowhead Roofing & Exteriors logo with gray arrowhead outline and blue-red text, serving Greater St. Louis homeowners.

We Help You Navigate Roofing Insurance Claims

Dealing with insurance can be confusing. We walk you through every step—from inspection to claim to completed repair. Our team has helped hundreds of homeowners and business owners get fair storm repair coverage.

Why Commercial Clients Trust Arrowhead

We’re a local roofing company built on integrity and service. From honest inspections to flawless installations, Arrowhead delivers the quality you deserve—backed by a 10-year workmanship guarantee and fast help when storms hit.

Responsive service for urgent gutter needs

10-Year workmanship warranty on repairs

Help with insurance paperwork

Hundreds of 5-star reviews

Fully licensed and insured in Missouri

Arrowhead Roofing & Exteriors logo with gray arrowhead outline and blue-red text, serving Greater St. Louis homeowners.

Frequently Asked Questions – Gutter and Downspout Installation

With proper installation and maintenance, a modified bitumen roof can last 20–25 years, depending on climate and upkeep.

Yes. Damaged areas can often be patched or re-sealed without replacing the entire roof, which makes mod-bit a cost-effective option.

Yes. Its flexible design resists cracking in freeze-thaw cycles and holds up well under summer heat.

Real Customer Feedback