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Frequently Asked Questions

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Let's answers your questions

Here we want to answer the most common question we receive from our clients, and hopefully, this will help you to make an informed decision when it comes to taking care of your home. If you have any other questions, don’t hesitate to reach out to us.

Why do roofing estimates vary so much for the same house?

Roofing estimates can vary based on the proposed materials, warranty offerings, installation practices, and the contractor’s business model.

At Muro Exteriors, we build our proposals around the Owens Corning Duration roofing system, a proven product with a strong reputation for performance and reliability.

By focusing on a trusted roofing system and following manufacturer installation requirements, we provide homeowners with transparent pricing, reliable protection, and the peace of mind that comes from knowing their roof was installed with attention to detail and in accordance with manufacturer specifications.

Not every roofing problem requires a new roof. In many cases, leaks and isolated areas of deterioration can be addressed through targeted repairs.

However, when repairs become frequent, multiple roofing components are showing signs of wear, or the roof is nearing the end of its expected service life, replacement may be the more practical long-term solution.

A Muro Exteriors Roof Inspection can help determine the overall condition of your roofing system and identify the factors contributing to its deterioration. Our goal is to provide homeowners with the information they need to understand their options, compare the long-term value of repair versus replacement, and make an informed decision with confidence.

A roof replacement proposal should clearly identify the roofing system being installed, the scope of work, project pricing, payment terms, and any exclusions. It should also include project-specific notes and recommendations so homeowners understand exactly what is being proposed before signing a contract.

At Muro Exteriors, our proposals specify the Owens Corning Duration shingle system, RhinoRoof U20 synthetic underlayment, the scope of work to be performed, project pricing, payment terms, and any property-specific notes or exclusions discussed during the inspection process.

Our goal is to provide homeowners with clear expectations and the information needed to move forward with confidence.

The best contractor is not always the lowest-priced contractor. Look for a company that is licensed, insured, communicates clearly, documents findings with photos, explains recommendations, and takes the time to help you understand your options.

A roofing project is a significant investment, and homeowners should feel confident in both the process and the people performing the work.

Several factors can influence the cost of a roof replacement, including roof size, complexity, accessibility, material selection, and the condition of the existing roofing system.

A Muro Exteriors Roof Inspection can help identify project-specific considerations and provide a more accurate understanding of the investment required.

Yes. Our online quoting tool allows homeowners to receive a preliminary roof replacement proposal based on satellite roof measurements and project information, providing a convenient starting point for planning their project.

Not every roofing problem requires a new roof. In many cases, leaks and isolated areas of deterioration can be addressed through targeted repairs. However, when repairs become frequent, multiple roofing components are showing signs of wear, or the roof is nearing the end of its expected service life, replacement may be the more practical long-term solution.

A Muro Exteriors Roof Inspection can help determine the overall condition of your roofing system and identify the factors contributing to its deterioration.

Our goal is to provide homeowners with the information they need to understand their options, compare the long-term value of repair versus replacement, and make an informed decision with confidence.

Signs that a roof may be nearing the end of its service life can include recurring leaks, damaged or deteriorating shingles, excessive granule loss, moss-related deterioration, and an increasing need for repairs. While age can be a factor, the overall condition of the roofing system is often a better indicator.


A Muro Exteriors Roof Inspection can help evaluate the condition of your roof and identify signs of aging, deterioration, or deferred maintenance.

We primarily install Owens Corning roofing systems with synthetic underlayment. We focus on proven products with a strong reputation for performance, reliability, and long-term value.

Roofing estimates can vary based on the proposed materials, warranty offerings, installation practices, and the contractor’s business model.

At Muro Exteriors, we build our proposals around the Owens Corning Duration® roofing system, a proven product with a strong reputation for performance and reliability.

By focusing on a trusted roofing system and following manufacturer installation requirements, we provide homeowners with transparent pricing, reliable protection, and the peace of mind that comes from knowing their roof was installed with attention to detail and in accordance with manufacturer specifications.

A roof replacement proposal should clearly outline the roofing system being installed, the scope of work, project pricing, payment terms, and any exclusions.

At Muro Exteriors, we provide clear, transparent proposals that specify the Owens Corning® roofing system with synthetic underlayment, so homeowners understand exactly what is being installed and what to expect before work begins.

Yes. We offer financing options to help homeowners invest in their roofing project and choose a payment plan that fits their budget.

Most residential roof replacements can be completed in two to four days, depending on the project’s size and complexity. Weather conditions, roof accessibility, and unforeseen repairs may impact the timeline.

Moss can trap moisture against roofing materials and contribute to premature deterioration over time. Regular maintenance and treatment can help protect your roof and extend its service life.

No. Pressure washing can damage roofing materials and reduce their service life. We use roof-safe cleaning methods designed to remove moss and organic growth while protecting the integrity of the roofing system.

The frequency depends on your property’s environment and tree coverage. In the Pacific Northwest, periodic inspections and maintenance can help identify moss growth and debris buildup before they become larger concerns.

Yes. We proudly serve homeowners throughout the greater Portland metropolitan area and many surrounding communities. Contact us to confirm service availability in your area.

Areas We Serve

Portland - Beaverton - Hillsboro - Tigard - Lake Oswego - Tualatin - Gresham - Vancouver - St. Helens - Scappoose - Forest Grove - Oregon City - Seaside - Warrington - Manzanita - Astoria - Lincoln City

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