3238 N Cambridge Ave, Milwaukee, WI
(414) 340-3890
Commercial flat roofing installation in Milwaukee

Flat Roofing Milwaukee – Commercial & Residential Solutions

Flat Roofing That Actually Stays Flat

Commercial and residential flat roof installation and repair. EPDM, TPO, PVC, and modified bitumen systems installed right the first time.

Holland Exteriors provides flat roof installation and repair in Milwaukee and surrounding areas. TPO, EPDM, and modified bitumen systems for commercial and residential flat roofs. Licensed, insured, BBB A+ rated. Call (414) 340-3890 for a free assessment.

The Flat Roof That Wasn't Flat

Dave Chen bought a commercial building on Lincoln Avenue. Previous owner said the flat roof was "recently redone." Three months later, Dave called us about ponding water.

We climbed up. The roof membrane looked new. But it had been installed over a deck that wasn't level. Water pooled in three different areas. Every time it rained, those pools sat there. Degrading the membrane. Creating weak spots.

"It looks new, but it's failing because the installation was wrong."

The previous contractor had saved money by not addressing the deck. Put down a beautiful EPDM membrane over a problematic substrate. Dave was looking at a complete tear-off within five years instead of the twenty he should have gotten.

We told him the truth. Showed him what needed to happen. Fixed the deck slope, installed proper drainage, then put down the membrane correctly. That was six years ago. No ponding. No leaks. No problems.

Flat Roofing Systems We Install

EPDM Rubber Roofing

Durable, cost-effective rubber membrane. Proven performance for 30+ years. Ideal for commercial buildings and low-slope residential roofs.

TPO Roofing

Heat-welded seams create watertight bonds. Energy-efficient white surface reflects heat. Great for commercial applications.

PVC Roofing

Superior chemical and fire resistance. Heat-welded seams. Premium option for buildings with rooftop equipment or exposure to grease.

Modified Bitumen

Multi-layer system with excellent waterproofing. Good for high-traffic roofs. Can be torch-applied or cold-adhered.

What Makes a Flat Roof Installation Successful

Proper Drainage

No truly flat roof should be perfectly flat. We create subtle slopes to prevent ponding water, which is the number one killer of flat roofs.

Quality Substrate

The membrane is only as good as what's underneath. We address deck issues before installing the roofing system, not after.

Attention to Details

Penetrations, edges, and transitions are where most flat roofs fail. We take extra care at every critical point.

Regular Maintenance Plans

Flat roofs need periodic inspection and maintenance. We offer maintenance programs to catch small issues before they become expensive problems.

Need a Flat Roof That Actually Works?

We'll assess your building, recommend the right system, and install it properly the first time.

Call for Free Consultation: (414) 340-3890
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