Interior Finishes

Easy-clean vinyl replacement windows

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Warmth and durability from National Vinyl windows.

R.G. Penfield & Sons, Inc. features and installs high-performance, energy-efficient and affordable vinyl replacement and new construction windows from National Vinyl. Key features include: KryptoLite/Low-E National Vinyl manufactures superior insulated clear glass, Low-E, or Low-E with argon gas windows engineered to meet today’s demanding energy standards for thermal performance. National Vinyl introduced Krypto-Lite, a revolutionary […]