Business Details
50+ Years
experience
Custom Windows & Doors in Allentown, PA | Penn Windows & Doors
Penn Windows & Doors has been a trusted name in home improvement for over 75 years, serving the Lehigh Valley with a commitment to quality products, professional installation, and exceptional customer service. As a family-owned and operated business spanning three generations, we specialize in custom vinyl windows, steel and fiberglass doors, and storm doors, ensuring every project meets the highest standards of durability and aesthetics. Our team prioritizes personalized solutions, offering free in-home consultations and a newly renovated showroom featuring full-sized product samples.Backed by a 10-year workmanship warranty and manufacturer lifetime warranties, we guarantee long-term satisfaction. With decades of combined experience, our experts take pride in transforming homes with energy-efficient, secure, and visually striking installations, supported by transparent communication and post-installation support.
Services
Custom Vinyl Windows
Steel & Fiberglass Doors
Storm Door Installation
Showroom Consultation
Energy-Efficient Solutions
Details
- Year established: 1948
Highlights and features
- We offer a 10-year workmanship warranty on all installations.
- Our team provides free in-home consultations with no obligation.
- Family-owned since 1948, with three generations of expertise.
- We carry top brands like OKNA and ProVia for premium quality.
- Newly renovated showroom with full-sized product samples available.
Associations and certifications
- HIC Registration #PAOAGHIC:005880
What people say
Professional installers
Beautiful results
Free consultations
Energy-efficient products
Family-owned expertise
Services
Custom Vinyl Windows
We install OKNA custom vinyl windows designed for energy efficiency and durability. These windows feature foam-filled frames, low air infiltration, and multiple color and grid options. Ideal for replacement or new construction, they enhance home comfort while reducing energy costs. Our team ensures precise installation for lasting performance.
Steel & Fiberglass Doors
ProVia steel and fiberglass doors offer security, insulation, and aesthetic appeal. Available in fire-rated, sidelite, and decorative glass options, they elevate curb appeal. Our installation includes precise fitting and sealing to ensure weather resistance and long-term functionality for residential properties.
Storm Door Installation
ProVia storm doors provide durability and energy efficiency with customizable features like retractable screens and decorative glass. Designed to withstand harsh weather, they protect entryways while enhancing home aesthetics. Our experts ensure proper alignment and sealing for optimal performance.
Showroom Consultation
Our Allentown showroom displays full-sized windows, doors, and patio systems for hands-on evaluation. Customers can explore color, hardware, and design options in person. This service allows informed decisions without obligation, supported by knowledgeable staff for personalized guidance.
Energy-Efficient Solutions
Our products meet ENERGY STAR standards, reducing heating and cooling costs through advanced insulation and glazing. Features like Heatseal Spacers and foam-filled frames minimize thermal transfer. These solutions improve indoor comfort while lowering utility bills, ideal for eco-conscious homeowners.
People
Erin Duffield
Owner
Erin Duffield leads Penn Windows & Doors with decades of industry experience, ensuring customer satisfaction through personalized service and quality installations. She oversees daily operations and client interactions.
Michael Duffield
Son of Owner
Michael Duffield represents the third generation of the family business, contributing expertise in product selection and customer relations while upholding the company's legacy of excellence.
Rick Duffield
Retired Owner
Rick Duffield, founder of Penn Windows & Doors, established the company's reputation for integrity and craftsmanship. His leadership laid the foundation for three generations of trusted service.
Andy
Sales Representative
Andy provides free in-home consultations, offering expert guidance on product selection and design. His knowledge and samples help customers visualize improvements before making decisions.
Frank
Installer
Frank is a skilled installer known for meticulous workmanship, ensuring precise fitting and finishing touches that enhance the functionality and appearance of windows and doors.
Questions
How do I start a window or door project?
Contact us via phone, online form, or visit our showroom for a free in-home consultation. Our team will guide you through product selection and pricing.
What brands do you install?
We specialize in OKNA vinyl windows and ProVia steel/fiberglass doors, both known for durability and customization options.
Do you offer warranties?
Yes! We provide a 10-year workmanship warranty, plus manufacturer lifetime warranties on materials.
Is your showroom open to the public?
Yes, our Allentown showroom is open Monday-Friday 8am-5pm and Saturday 10am-2pm, with no appointment needed.
Do you repair existing windows or doors?
We only repair installations we've completed. For replacements, we offer full installation services.
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