Installation Explained

Brooklyn's Dedicated Flat Roofing Experts

Understanding the Flat Roof Installation Process

Flat roof installation requires precision at every stage. Whether you're getting EPDM roofing, TPO roofing, or modified bitumen roofing, the process follows careful steps that determine how long your roof lasts. Most residential projects take 3-5 days, while commercial flat roofing installations on larger buildings need 1-2 weeks depending on size and complexity.

Brooklyn's building codes and weather patterns influence installation methods. We can't install certain materials below specific temperatures. Rain delays torch down roofing applications. These factors affect scheduling, which is why experienced flat roof contractors always build flexibility into project timelines.

What Happens Before Installation Begins

Preparation separates quality work from shortcuts. We start by removing your existing roof membrane down to the decking. This reveals hidden problems—rotted wood, inadequate insulation, poor roof drainage solutions that cause ponding water repair issues later. Apartment building roofing often uncovers damage previous contractors covered over rather than fixed properly.

The deck gets inspected and repaired where needed. We replace compromised sections and ensure proper slope for water flow. This prevents future flat roof leak repair calls about water pooling in the same spots. For warehouse roof repair or restaurant roofing services, we coordinate debris removal and protect your operations during teardown.

Complete Installation Steps

Step 1: Site Preparation & Protection

We protect your property with tarps and barriers, set up equipment safely, and establish debris disposal systems before work begins.

Step 2: Existing Roof Removal

Complete tearoff exposes the deck for inspection. We check for structural issues, water damage, and inadequate insulation that affects performance.

Step 3: Deck Repair & Preparation

Damaged decking gets replaced. We install new insulation if needed and ensure proper slope for roof drainage solutions.

Step 4: Membrane Installation

Your chosen material-EPDM, TPO, or modified bitumen-dgets installed according to manufacturer specifications. Seams are sealed using appropriate methods for each material type.

Step 5: Flashing & Penetration Sealing

All roof edges, penetrations, and transitions receive proper flashing. This includes HVAC equipment on commercial roofing buildings and chimney flashing repair on residential projects.

Step 6: Quality Inspection & Testing

We inspect every seam, check all flashings, and verify proper water flow. For commercial flat roofing projects, this often includes flood testing critical areas.

Step 7: Cleanup & Final Walkthrough

Complete site cleanup, debris removal, and property inspection ensure we leave your building in excellent condition. You receive warranty documentation and maintenance recommendations.

Material Installation Steps

Installation varies by material type but follows similar principles. EPDM installations involve rolling out large rubber sheets, adhering them to the prepared deck, and heat-welding or taping seams. TPO roofing uses heat-welded seams for watertight connections that last decades when done correctly.

Modified bitumen roofing requires careful torch application or cold adhesive methods. Each layer bonds to create a multi-ply system. Roof membrane repair becomes easier later with these systems because individual layers can be addressed without full replacement.

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