Roof Replacement Process

A roof replacement is a significant home improvement project that requires careful planning and execution. Whether due to age, damage, or a desire to enhance your home’s esthetic appeal and functionality, understanding the roof replacement process is crucial.

This article will provide you with valuable insights into the steps involved in roof replacement, and answer common questions about the process, materials, insurance, and more.

Roof Replacement Process

The Roof Replacement Process

The roof replacement process typically follows a series of steps to ensure a successful and long-lasting outcome. While each roofing company may slightly vary its processes, the core steps remain consistent.

Sometimes, if the existing roof is in relatively good condition and local building codes permit, it may be possible to install new roofing materials directly over the existing roof. This approach can save time and money, but it’s essential to consider factors like weight restrictions and the condition of the underlying structure.

Here is an overview of the most common roof replacement process:

Inspection and Assessment

A professional roofer assesses the condition of the existing roof, identifying any signs of damage or underlying issues. They examine the roof’s structure, decking, insulation, and ventilation systems to ensure optimal condition.

Obtaining Permits

Depending on your local regulations, permits may be required before commencing a roof replacement project. Your roofing contractor will assist in obtaining the necessary permits to ensure compliance with building codes.

Material Selection

Choose the roofing materials that best suit your needs, preferences, and budget.

Common roofing materials include asphalt shingles, metal roofing, tile, slate, wood shakes, and synthetic materials. Consider factors such as durability, energy efficiency, aesthetics, and maintenance requirements when selecting the roofing material.

Removal of Existing Roof

The old roofing materials are carefully removed, ensuring the underlying structure remains intact. The removal process may involve stripping off shingles, underlayment, flashing, and other components.

Repair and Preparation

Damaged or rotted sections of the roof decking are replaced. The roof surface is inspected for any necessary repairs or reinforcements before the installation of new materials.


The new roofing materials are installed according to the manufacturer’s guidelines and industry best practices. This includes laying underlayment, applying shingles or other chosen materials, and installing flashing and ventilation systems.

Cleanup and Inspection

The job site is thoroughly cleaned of debris, ensuring the surrounding areas are safe and tidy. A final inspection is conducted to verify the quality of the installation and address any remaining concerns.

The Roof Replacement Process

Common Questions About Roof Replacement

  1. Should I stay home during the roof replacement?

While you don’t need to stay home during the entire roof replacement process, it is advisable to be present during critical stages such as the initial inspection, material selection, and final inspection. This allows you to stay informed, address any concerns, and ensure that the project progresses smoothly.

  1. Do roofers need to come inside the house?

Roofers generally do not need to enter the interior of your home during a roof replacement unless some specific requirements or issues need to be addressed. Most of the work is conducted externally, focusing on the roof structure itself.

  1. How long does a roof replacement take?

The duration of a roof replacement project varies depending on several factors, including the roof size, weather conditions, and the efficiency of the roofing crew.

A roof replacement can take a few days to a couple of weeks. Your roofing contractor will provide a more accurate timeline based on your project.

Contact our experienced team at B&M Roofing today for a free estimate!

Types of Roof Pitches and Examples

Roof pitch refers to the slope or angle of a roof. Different roof pitches serve specific purposes and are used in various building types. Here are some common types of roof pitches:

Low Slope Roofs

Roof Pitch 2:12 to 4:12

Examples include flat roofs, low-slope metal roofs, and modern architectural designs.

Conventional Slope Roofs

Roof Pitch 4:12 to 9:12

Examples include traditional gable roofs, hip roofs, and shed roofs commonly found in residential homes.

Steeper Slope Roofs

Roof Pitch: 9:12 to 21:12

Examples include Victorian-style roofs, Dutch gable roofs, and French country roofs.

High Slope Roofs

Roof Pitch 21:12 and above

Examples are Gothic-style roofs, Tudor-style roofs, and some barn roofs.

You can use a simple method to determine the pitch or slope of your roof. Find a point on your roof and measure how steep it is. You can figure out the pitch by looking at how much the roof goes up compared to how far it extends horizontally. Another option is to consult a professional roofer who has the tools and knowledge to assess the pitch of your roof.

Commonly Used Roofing Materials

Asphalt Shingles: Most popular roofing material due to affordability, durability, and ease of installation. Available in various styles and colors, providing versatility in design.

Metal Roofing: Offers exceptional durability, longevity, and energy efficiency. Common materials include steel, aluminum, and copper.

Tile Roofing: Provides a classic and elegant look, often seen in Mediterranean or Spanish-style architecture. Materials include clay and concrete tiles, offering durability and resistance to fire and rot.

Slate Roofing: Known for its natural beauty, durability, and longevity. Requires professional installation due to its weight and specialized handling.

Wood Shakes and Shingles: Offers a rustic and charming appearance, commonly used in traditional and historic homes. Requires regular maintenance and may have restrictions in fire-prone areas.

Synthetic Roofing Materials: Engineered to mimic the appearance of natural materials like slate or wood shakes. These are cost-effective alternatives with improved durability and reduced maintenance.

Commonly Used Roofing Materials

Roofing in Colorado: Aspects to Consider

Roofing in Colorado has some specific characteristics and considerations compared to other states due to the state’s unique climate, geography, and building codes.

Weather Conditions

Colorado experiences a wide range of weather conditions throughout the year, including heavy snowfall, intense sunlight, high winds, and occasional hailstorms. These weather elements can impact the longevity and durability of the roofing materials used.

Due to the high elevation and exposure to sunlight, roofs in Colorado are prone to faster deterioration from UV rays. Choosing roofing materials that can withstand UV radiation and extreme temperature fluctuations is crucial.

Snow Loads and Ice Dams

Colorado’s mountainous regions receive significant snowfall during winter. Roofs need to be designed and constructed to withstand the weight of heavy snow loads.

Proper insulation and ventilation are essential to prevent the formation of ice dams, which can cause water infiltration and damage to the roof structure.

Wind Resistance

The state experiences strong winds, particularly in open plains and mountain areas. Roofs must be designed and installed to withstand these wind forces.

Selecting appropriate roofing materials, fastening methods, and adherence to local building codes regarding wind resistance ensures the roof’s stability.

Impact Resistance

Hailstorms are not uncommon in Colorado, especially during spring and summer. Roofs need to be able to withstand hail impact to prevent damage and leaks.

Impact-resistant roofing materials, such as impact-rated shingles or metal roofing, can provide increased protection against hail damage.

Building Codes and Regulations

There are specific building codes and regulations related to roofing to ensure safety and structural integrity. These codes may include requirements for wind resistance, snow load calculations, ventilation, insulation, and fire ratings.

It’s important to work with roofing professionals knowledgeable about Colorado’s building codes and ensure compliance with these regulations during roof installation or replacement.

Energy Efficiency

Colorado residents often prioritize energy efficiency due to the state’s temperature variations and the desire to reduce utility costs. Roofing materials with high thermal insulation properties, such as cool roofs or energy-efficient shingles, can help maintain a comfortable indoor temperature and reduce energy consumption.

When considering roofing in Colorado, it’s crucial to consult with experienced roofing contractors familiar with the specific challenges posed by the state’s climate and building codes.

Roof Replacement by Professionals | B&M Roofing

B&M Roofing has extensive experience in residential and commercial roofing, with a Colorado company providing quality service throughout the Centennial State since 1947.

The premier Colorado commercial roofing contractor uses only the highest quality roofing shingle suppliers: GAF and Owens Corning. We offer a wide range of colors and styles to choose from, ensuring that we can match the right roof shingle color to any home’s style.

We work with brands like GAF and Owens Corning to offer you a variety of roofing materials and colors to choose from and allow you to find the perfect color for your home. B&M is always available to help give your home’s roof the beauty it deserves.