Okna 500dx
“The Okna 500dx, also called Insul-Tec series, blends beautiful craftsmanship with durability and performance. These windows offer all the good things you’d expect from vinyl windows, with different options to make your home more energy efficient and attractive. Because A PLUS makes each product to fit perfectly, you’ll save time and effort when installing them.”
Work with a Pro!
(804) 303-4136
7605 W. Broad St, Richmond, VA 23294
4-Point Welded Corners
4-point welded corners are all welded
at the same time insuring a perfectly square frame for maximum strength and years of long lasting performance.
Full Length Extruded Lift-Rails
Located on the top and bottom of the window fully extruded lift-rails are significantly stronger than snap-on lift rails and allow for ergonomic function of the window of its lifetime.
Metal Anti-Tamper Locks
Okna’s standard sash lock features all metal components with an anti-tamper locking mechanism. A tapered lock hook closest the window
Optional Insulated Frame
Full insulated sash and frames give these windows the highest level of insulation improving sound dampening, condensation resistance, and overall performance.
Mortised Sill
Dam
The bottom inside corners of the frame, the sill dam, extend into the sides of the window eliminating water penetration and mildew potential found in non-mortised sill dams.
Easy-Operator
Vent Locks
A standard feature, vent locks pop out of the frame using a pivot point, allowing the window to be opened a controlled amount for air-flow without sacrificing security.
Great Installations
A great window without a great installation is not great. Let one of our employees install your windows to proper manufacturer standards.
3rd Party Performance Verification
The National Fenestration Rating Counsil provides testing results on all window and door manufacturers in the United States. Allowing easy comparison between window brands and models.
Okna 500dx / Insultec Test Results:
Deluxe Energy Package with Double Pane Low-E Glass:
U-Factor — .25
Solar Heat Gain — .26 (with grids) | .30 (without grids)
Visible Transmitance — .55
Condensation Resistance — 62
Air Infiltration — .02
Performance Grade — 50
“Amazing windows! ABSOLUTELY LOVE them and white glove treatment would be an understatement….Mr. Kain was at our house during the install and made us feel like family. Great job and HIGHLY RECOMMENDED!!”
“I contacted A Plus Roofing to request a new roof for my house and garage. They were quick to respond and Doug visited and provided a quote with a thorough explanation of the process, materials, service, and components of the quote. A Plus stood out from the field due to the details provided and the timeliness of responding. The work was done in a single day and the crew was prompt. They did a great job and left everything spotless. Doug also followed up with me several times after completion. A Plus was easy to work with while providing a great service and product. I highly recommend them!.
A Window Company You Can Trust
Fair prices – Expert Level Installations – Top Quality Products
Fair Prices
We offer straight forward pricing on all of our products, no hidden discounts and easy to understand financing.
Expert Level Installations
Our installers are window installers, not handymen that also do windows. We know the trade and we are vigilant to make sure our installations our high standards.
Top Quality Products
Everyone says they have the best products. We can prove it. We evaluate our products based on 3rd party resources that allow easy comparison between our products and our competitors.
Start Your project Today
Schedule a time to have us come out to discuss your project with you.