325 Series Awning Fiberglass Windows

Fresh air, protected ventilation, and fiberglass performance in one outward-opening window.

Inline Fiberglass 325 Series awning fiberglass window shown open.

Practical Ventilation with Durable Fiberglass Construction

Inline Fiberglass 325 Series Awning Windows are built for projects that need ventilation, daylight, and dependable weather performance. Hinged at the top and opening outward from the bottom, awning windows help bring fresh air into a room while helping protect the opening during light rain.

Designed for high-end residential, commercial, and high-performance building applications, the 325 Series combines a strong fiberglass frame, clean sightlines, custom finish options, and double or triple pane glass availability.

Where 325 Series Awning Windows Work Best

Awning windows are a smart fit when the goal is controlled ventilation without giving up comfort, daylight, or clean design. Use 325 Series Awning Windows For:

Bathrooms and laundry rooms
Bring in fresh air while maintaining a compact operating style.

Bedrooms and living spaces
Everyday ventilation without needing a large swinging sash.

Kitchens
Use In areas where outward-opening ventilation is useful.

Basements and lower-level rooms
Add fresh air and daylight where window placement may be limited.

Commercial and performance-led projects
Support projects that need durable fiberglass construction

Built for Strength, Efficiency, and Everyday Use

The 325 Series is designed as a heavy-duty outward-opening fiberglass window system. Its awning configuration is hinged at the top and opens from the bottom, creating a canopy-like angle that supports ventilation while helping reduce rain entry.

Heavy-duty fiberglass frame

The 325 Series frame is listed with an 82.5 mm / 3-1/4″ depth and a 2.3 mm / 0.090″ nominal wall thickness.

Designed for changing weather

Awning windows are a practical choice when ventilation is needed while helping protect the opening from light rain.

Double and triple pane glass

The 325 Series offers double and triple pane glass options for projects focused on energy efficiency.

Phius Certified awning

Identified as Phius Certified and this certification should be presented as specific to the product, not as a claim that applies across all Inline products.

IGMAC certified

Inline’s existing page states that its insulating glass units are IGMAC certified and available in double and triple glass options.

AAMA certified paint applicator

Inline’s existing page states that the company is an AAMA certified paint applicator and offers standard or custom colour matching.

Why Choose Fiberglass for Awning Windows?

Awning windows need to open, close, seal, and hold their shape over time. Fiberglass helps support that job because it is strong, stable, and well-suited to window and door systems built for long-term performance.

Inline’s master copy brief positions the brand around fiberglass-only focus, vertically integrated manufacturing, premium performance, and residential/commercial versatility. It also directs the new website to balance plain-English homeowner clarity with enough technical credibility for architects, builders, and specifiers.

Fiberglass Performance for
Everyday Ventilation

The 325 Series combines fiberglass construction, premium hardware, energy-efficient glass options, and flexible finish choices for a wide range of residential and commercial projects.

Strength for operable windows

The 325 Series uses concealed stainless steel hinges and premium hardware anchored into reinforcements within the fiberglass substrate.

Strong Dimensional stability

Fiberglass helps the frame hold its shape across changing temperatures, supporting long-term fit and operation.

Energy-efficient design options

Available double and triple pane glass options help the window meet different comfort and performance goals

Flexible Colour and Finish

Choose standard or custom colours for the interior and exterior to match the project style.

325 Series Awning Windows Product Performance and Technical Details

The 325 Series Awning Window is part of Inline’s fiberglass window platform and is designed for projects that require controlled ventilation, durable construction, and flexible glazing options. Available for residential, commercial, and high-performance building applications, the system combines outward-opening operation with the material advantages of fiberglass and a range of configuration options to support different project requirements.

Technical Snapshot

Customize the 325 Awnings Series for Your Project

The 325 Awning Series can be tailored to suit the performance, appearance, and documentation needs of your project.

01

Glass Options

Double and triple pane glass options. For projects where energy performance, comfort, or condensation control matter, ask Inline which glass package is the right fit for your opening, location, and building goals

02

Colour Options

Wide range of colour choices for windows and doors, including standard finishes and custom colour matching options. AAMA certified paint applicator, supporting consistent finish application across product line.

03

Hardware Options

The 325 Series offers hardware options including Encore Operators, Encore Sash Lock, contemporary covers and handles, and additional sash lock selections to help match project requirements and design preferences.

Handle and Locking Options
for the 325 Awning Series

 Choose Encore hardware for a folding operator handle and matching sash lock in White or Black. Choose Contemporary hardware for a more architectural handle and low-profile lock appearance in White, Black, Antique Brass, or Satin Nickel.

White desktop stapler against a plain white background

Encore Operator & Lock Package

The Encore package combines a folding operator handle with matching sash-lock hardware. Available finishes: White and Black.

Two white plastic mechanical parts with rectangular shapes and a hinge, likely hardware brackets on a white background.

Contemporary Handle & Lock Package

The Contemporary package provides a more architectural handle and low-profile lock appearance. Available finishes: White, Black, Antique Brass, and Satin Nickel.

Selection & Finish Note

Hardware availability can vary by window size, configuration, and supplier availability. Confirm current handle, lock, and finish options during quoting.

See the 325 Awning Series in Real Spaces

See how the 325 Series awning windows look in finished rooms, bedrooms, and modern residential spaces.

325 Awning Series
Drawings and Installation Resources

Planning a project? Access available 325 Awning Series technical documents to help with product review, specification, and installation planning.

325 Series Drawings — PDF

Download product drawings to assist with project planning, design review, and development.

Download PDF Drawings >

325 Series Drawings — CAD

Access CAD drawings to support project design, planning, and specification development.

Download CAD Drawings >

Installation Guide — Single Unit

Review installation information for single 325 Series units.

Download Single Unit Installation Guide >

Installation Guide — Coupled Units

Review installation information for coupled 325 Series configurations.

Download Coupled Installation Guide >

For project-specific performance data, certification documentation, or glass package confirmation, contact Inline Fiberglass before final specification.

Common Questions About 325 Series Awning Window

Find clear answers to common questions about fiberglass windows, including product options, performance considerations, and how to choose the right solution for your project.

They are best used in rooms where ventilation matters, including bathrooms, bedrooms, kitchens, basements, and living areas. Because they are hinged at the top and open outward, they can help bring in fresh air while offering more rain protection than some other operable window styles.

Yes. The current 325 Series page states that the product is available in double and triple pane glass. Confirm the right glass package with Inline based on your project goals.

The 325 Awning is Phius Certified. However, we ask customers to confirm the correct certification documents for their specific project.

Yes. Inline offers standard and custom colour choices and can match colours for project needs. Inline is an AAMA certified paint applicator.

Yes, they can be considered for commercial and high-performance projects where the product fit, size, glass package, and documentation align with the project requirements. Confirm the right product, rating, and documentation with Inline before specifying.

Premium hardware options include Encore Operators, Encore Sash Lock, contemporary covers and handles, and sash lock options.

Use Inline’s contact form to send your project details, location, product interest, approximate sizes, and any plans or photos you have available. Inline accepts inquires from homeowners, architects, builders, developers, dealers, and more.

Ready to Plan Your 325 Awning Series Window Project?

Tell us about your project and our team will help you take the next step. Whether you are replacing windows, planning a custom home, preparing architectural drawings, or reviewing options for a commercial project, Inline Fiberglass can help you confirm the right product path.

Tell Us About Your Window Project

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