PRO PLUS Window Series
Give your customers higher value for a competitive price. NBP’s Pro Plus Window Series boasts a heavier mainframe than our Pro Series, with an optional foam filling for better insulation. With windows in the Pro-Plus Series, you don’t need to compromise quality for price.
Pro Plus Features
Low Conductivity
Great Energy Efficiency
Precise Production
20 Sizes in Stock
Double Strength Glass
Optional Foam-Filled Frame
Low-E / Argon Glass
Exterior Accessory Groove
Stainless Steel Spacer
Super Spacer Upgrade Available
Window Features
1. FUSION-WELDED SASHES & FRAME
Built from 100% virgin vinyl, to be exceptionally strong and durable, helping prevent air and water infiltration.
2. TILT LATCHES (DOUBLE HUNG)
Both sashes tilt in easily for safe, fast cleaning from the inside. Our submarine-style latch increases DP rating by 20-30%.
3. EXTRUDED LIFT & PULL RAILS
Built directly into sash for greater durability. No added or snap-in components.
4. STAINLESS STEEL CONSTANT FORCE BALANCE SYSTEM
Provides smooth and easy double-hung operation and never requires lubrication or adjustment.
5. DOUBLE WEATHERSTRIPPING
Dual-fin weatherstripping minimizes drafts, dust, and pollen, and helps resist mold and bacteria growth.
6. ALUMINUM INTERLOCK REINFORCEMENT
Aluminum-reinforced, interlocking sashes provide increased strength where sashes meet.
7. HEAVY-DUTY LOCK
Standard in this series. Heavy-duty zinc die-cast cam lock.
8. STAINLESS STEEL SPACER
Fully automated for condensation resistance and seal integrity. Super Spacer upgrade available.
9. BALANCE COVER
For a cleaner, more finished appearance.
10. EXTERIOR ACCESSORY GROOVE
Additional Options
INTEGRAL NAILING FIN
Specialized master frame and nailing fin to facilitate installation with a better and more secure fit into your new home.
FACTORY MULLING
NBP offers a zero-degree mulling system with factory-sealed joints and steel plates at both the top and bottom of the window for added strength.
FULL SCREENS
Upgrade to be able to fully vent the window.
SPECIALTY GLASS
Tempered safety glass is available for additional privacy and peace of mind.
CUSTOM SHAPES
For the ultimate in style, design, and individuality, NBP offers a full line of specialized window shapes and sizes, custom-made to fit your home’s unique character.
ORIEL STYLE/COTTAGE CONFIGURATIONS
Oriel-style windows feature unequal sash configurations, which allows for a distinctive, customized look that will set your windows apart.
FRAME FOAM
The hollows inside the vinyl master frame are injected with polyurethane foam to reduce thermal conductivity and help your windows operate at peak thermal efficiency year-round.