Series 311 Patio Doors
2-Lite Sliding Patio Doors
Our most economical special order patio door is the perfect choice when basic styling is what you want for your home. This cost-effective vinyl patio door is easy to operate, install and maintain. Learn more about RELIABILT Patio Doors at Lowes.com.
Vinyl Color Options

White
Note: Device/Monitor screen settings may affect color shown. Please refer to actual window sample when selecting colors. Laminates and exterior painted options available on select products, if they are not shown above they are not available on this product. Interior and exterior laminates available on white window only. Only use mild, water based household cleaner on painted product and rinse immediately with water. See full cleaning instructions for details. Grid offering limited to 5/8” contoured or SDL on exterior painted windows.
Glass Options
- Low-E Glass
- Low-E Glass and argon gas for additional efficiency
- Ultra Low-E Glass and argon gas
Additional Options
- Optional screen
ReliaBilt Sliding Patio Doors
Discover the unique features and options provided by each individual series to find the right vinyl sliding patio door for your next remodeling project.
ReliaBilt Manufacturing Story
Our windows and sliding doors are recognized for their high-quality craftsmanship, innovative engineering and close attention to detail. Learn more about the process used to make them.

ENERGY STAR Program
Looking for ENERGY STAR qualified products? Learn more about the climate zones and performance criteria used to identify ENERGY STAR compliant windows and doors.

The RELIABILT Warranty
Every RELIABILT window and patio door is backed by a limited lifetime warranty on vinyl, glass and all working parts. Each product is individually registered with a product identification number, making ordering replacement parts throughout the warranty period easy and efficient.

RELIABILT Product Care
RELIABILT windows and doors are designed for easy care and maintenance. Click the button below to download RELIABILT’s window and door care and maintenance guide.