Oxnard’s Leading Provider for the Finest Quality Steel Doors and Windows

At Portella, we’ve built a massive reputation for providing world-class Oxnard steel windows and doors. Whether you’re searching for residential or commercial products, we supply energy-efficient door and window designs for affordable prices.
We offer our clients an exceptional customer experience and ensure that their installation is taken care of with the utmost care and precision.
Portella Announces The Contemporary 3-D Metal Door
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High-Level Performance
Our Oxnard steel windows and doors have exceeded the highest standards in our industry, meaning we provide top-tier products you can count on. Receiving third-party certifications from the ASTM, NFRC, and AAMA, we don’t just store valuable steel windows and doors.
We also offer energy-efficient products like low-E glass to give you the highest return on your investment.

More Top-Notch Products
Doors and windows aren’t designed to just complement a building’s design. They also impact a building’s heating and cooling capacity. This is where our Artisan Thermal series comes in handy.
This product line is a direct solution for Oxnard’s high-value historic, boutique, and residential properties. When you purchase this product, you’re investing in high-quality glass-reinforced polyetherimide (GRP).
GRP isn’t a strong conductor of heat and sturdy construction material. This provides unparalleled strength and thermal performance for home and business owners wanting to lower their monthly energy bills.
Compared to other providers, we don’t use insulated glass that doesn’t eliminate complete thermal transfer from the glass to the metal frame of a steel door or window.
Instead, our cutting-edge products address all the issues of thermal transfer, making them ideal for Oxnard’s blistering summer climate.
What’s more, other manufacturers may offer energy-efficient Steel doors in Oxnard with limited design options. With our unique patent, we can fully customize our energy-efficient products to match the design you’re looking for.
This makes it possible for us to offer steel windows in Oxnard that provide both style and maximum value for our clients.


The Portella Difference
Since 1999, Portella has maintained a firm understanding of what architects, home, and business owners want from custom steel doors and windows. In bringing our company to Oxnard, here are some benefits we offer to our customers:
- Having an official patent with our Thermal Broken product line, we can offer narrow-profile sightlines our competitors just can’t match.
- Our factory-made glass is made specially to maximize energy-efficient and save you money in lower monthly bills.
- We provide all kinds of products, from cold-rolled steel doors to NFRC-rated windows.
- All of our designs are third-party tested and engineered to meet the highest consumer standards.
- To combat Oxnard’s humid climate, we implement a wet-glazed glass glazing system to remove all surface moisture from your product.
- You’ll maintain direct contact with one of our project managers, ensuring you can speak to a real person during a replacement or repair.
Reach out to us today to take the next step in installing top-notch Oxnard steel windows and doors for your property.

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