At Spire Building Supplies, we are proud to present an exceptional lineup of modern windows, starting with our INSPIRE Vinyl PW Picture Window collection. Designed for homeowners, architects, and architects who want both style and performance, this collection reflects an unreasonable commitment to our brand authority, expert artistry, and customer trust.
Why Choose Modern Windows?
Smart-style windows are a manifestation of clean lines, energy efficiency, and daylight correction. Our Inspire Vinal PW Series provides excellent, unprecedented views, maximizing thermal performance, which is best for modern homes and modern construction designs.
Accounting aesthetics: Minimum frames fulfill today’s internal and external trends.
Thermal Performance: Dual- or triple-pane glazing options reduce energy costs.
Strong stability: Vinyl frames resist warping, corrosion, and moisture.
Customization: Numerous sizes and finishes to meet your architectural vision.
Meet the INSPIRE Vinyl PW 1050 Picture Window
The INSPIRE Vinyl PW 1050 Picture Window is our most versatile mid-size design, ideal for standard room configurations.
- Dimension: 42 “x 60”
- Design: View of a wide single pan with a clean look
- Energy Performance: Dual Pan Lo‑ E/Argon options with U -U-Value
Enhance your home’s exterior with modern visual drama and substantial daylight ingress without sacrificing energy efficiency.
The INSPIRE Vinyl PW 1640 Picture Window: Oversized Elegance
The INSPIRE Vinyl PW 1640 Picture Window is built for expansive wall spans and architectural impact.
- Dimensions: 60″ x 60″
- Construction: Reinforced vinyl with optional structural grille integrations
- Energy efficiency: Triple-pane glazing is available for colder climates and larger openings
This model resonates with homeowners launching modern renovations or custom builds that demand visual focus and high insulation performance.
Grandeur Meets Precision: INSPIRE Vinyl PW 1660 Picture Window
When nothing but the best will do, the INSPIRE Vinyl PW 1660 Picture Window delivers.
- Dimensions: 60″ x 72″
- Specs: Heavy-duty vinyl framing with optional integrated blinds and security hardware packages
- Thermal excellence: Triple-pane Low‑E, argon or krypton filled, U-value < 0.20
The PW 1660 adds clean, contemporary elegance on a grand scale—perfect for statement pieces in contemporary stairwells and great rooms.
Our Expertise & Installation
At Spire Building Supplies , we approach each modern window installation with conviction:
- Precision manufacturing: Using state-of-the-art CNC locking and glazing processes for tighter seals and quality control.
- Certified installers: Trained for energy-code compliance, sill angle setup, and weep system configuration.
- Warranty & Support: Backed by our industry-leading product and labour guarantee—your satisfaction is our #1 priority.
Energy Efficiency & Performance
Choosing INSPIRE Vinyl PW windows goes beyond looks — it drives your home toward high-efficiency standards:
FeatureBenefit
Low‑E/argon or krypton glazing Reduces heat transfer & UV fade
ENERGY STAR® certified frames Lower utility bills & environmental impact
Airtight vinyl seals Less air infiltration, fewer drafts
Complete thermal performance data, including U‑value, SHGC, and R‑value, is available on our website and spec sheets.
Customization & Design Flexibility
Your modern windows should reflect both form and function:
- Framing colour: white, beige, tan, grey, black, or customized analytics
- Hardware finishes: Satin nickel, oil-rubbed bronze, matte black
- Grid styles: Simulated divided lites or unobstructed contemporary panels
- Glazing packages: Argon, krypton, or acoustic glass for sound attenuation
We also support integrated blinds, tempered safety glass, and custom radius layouts.
Your Partner in Modern Window Installation
Spire Building Supplies doesn’t just sell windows — we partner with architects, builders, and homeowners to deliver results:
- Design consultation: Chart your goals, U‑value requirements, and frame selections
- Take-off and quote: Transparent pricing—no surprises
- Fabrication & quality inspection: Each window undergoes visual and pressure testing
- Pro installation: Weather barriers, shimming, flash junctions, and final caulk
- Post-installation review: Energy testing, rapport call, and warranty coverage
Reliable support, expert advice, and durable windows delivered—time after time.
Why Spire is Your Trusted Partner
- Technical certifications in ENERGY STAR, AAMA, and NFRC
- Installer network across U.S. regions for on‑site support
- Robust warranties: Manufacturer-backed glass/frame and labour guarantee
Start Your Modern Window Project Today
Bring precision, style, and energy efficiency to your home or project. Discover the full INSPIRE Vinyl PW collection—all backed by our team’s experience, excellence, and commitment to craftsmanship.
Explore INSPIRE Vinyl PW 1050, 1640, 1660 models
Request energy and structural performance reports
Get a no-obligation consultation & quote
Customer Testimonials
“Our INSPIRE Vinyl PW 1640 Picture Window transformed our lakeside retreat. The view is breathtaking, the room is filled with natural light, and we’ve already noticed reduced heating bills. Spire made the process simple and stress-free.”
“Spire’s installation team was exceptional. They flawlessly installed the 1660 model in an angled wall—no leaks, no drafts. The result is stunning. This is the level of craftsmanship I trust for every modern build.”
“From consultation to post-install review, Spire delivered. The 1050 windows were installed across a multi-unit modern project and performed beautifully through snow and heat. Their attention to energy compliance is unmatched.”
“Clients love the clean, unobstructed views from the PW series. Spire’s customization options—especially frame colors and hardware—make it easy to match any design scheme.”
Frequently Asked Questions (FAQs)
Q: What makes the INSPIRE Vinyl PW series different from standard picture windows?
A: The INSPIRE Vinyl PW series is engineered for modern aesthetics and high energy performance. With minimal framing, enhanced glazing options, and advanced thermal seals, it balances beauty with long-term energy savings.
Q: Are these windows suitable for cold or high-altitude climates?
A: Absolutely. Triple-pane Low-E glazing with argon or krypton fill is available for cold climates. All models meet or exceed ENERGY STAR® standards and offer excellent insulation and condensation resistance.
Q: Can I customize window size, color, and hardware?
A: Yes. We offer a full range of dimensions, six standard frame colors (plus custom), and various hardware finishes, including satin nickel and matte black. Optional integrated blinds, grilles, and glass types are also available.
Q: Do you offer installation services in my area?
A: Our certified installer network covers most U.S. regions. Contact us for availability in your area—we coordinate everything from delivery to post-install testing.
Q: What kind of warranty do you provide?
A: Spire windows come with a robust manufacturer-backed warranty covering the frame, glass, and labor. Full terms are available upon request or during your consultation.
Conclusion: Precision, Performance & Peace of Mind
At Spire Building Supplies, we believe modern windows should offer more than just a view—they should deliver uncompromising performance, enduring style, and energy efficiency you can count on for decades.
Whether you’re renovating a single room, designing a custom home, or managing a large-scale build, our INSPIRE Vinyl PW collection is tailored to meet your architectural goals. Each model—from the streamlined 1050 to the grand 1660—reflects our commitment to quality, customization, and customer satisfaction.

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