Your Step-by-Step Guide from Coastal Windows & Exteriors
When it comes to replacing your sliding glass door, the number of options available can feel overwhelming. But don’t worry—we’ve made the selection process easier with this complete guide to help you make the best decision for your home.
Why Sliding Glass Doors Matter
Over the past 15 years, sliding glass doors have evolved significantly. New models offer enhanced security, superior energy efficiency, and customizable beauty. Choosing a high-performance door ensures durability, safety, and long-term value.
Key Sliding Glass Door Features to Consider
1. Material: Vinyl vs. Wood
Premium Vinyl (PVV or Pure Virgin Vinyl)
Never chips, peels, cracks, or warps
Doesn’t require painting
Maintenance-free and built to last
Wood Doors
Prone to swelling and rot over time
Requires regular painting and upkeep
Not ideal for long-term durability
Pro tip: Choose premium vinyl to avoid future maintenance headaches.
(Preservation Collection Sliding Glass Door with 5″ rail all the way around the door)
2. Style Options and Rail Sizes
Choose from:
Standard 3” or 5” rails all around the door (5” rails shown in the Preservation Collection example)
French Style with 5” top rails and 7” bottom rails for an authentic, space-saving look
You can also add character with:
Decorative glass grids
V-grooved cut glass patterns
(Preservation Collection French Style Sliding Glass Door with 5″ rail on top and 7″ rail on bottom)
3. Interior and Exterior Color Options
Modern sliding doors come in a range of color combinations that allow you to match both your home’s interior and exterior styles.
4. Security Features That Matter
Strong security is a must. Look for sliding doors that include:
Steel hook locks for a tight, energy-efficient seal
Interlock systems with anti-lift features to prevent forced entry
Hand and foot locks for added protection—without unsightly bars or dowels
Stay safe without compromising on style.
5. Glass Technology for Energy Efficiency
1” thick insulated glass units
SST warm-edge spacer systems to minimize heat and cold transfer
Enhanced durability for long-term performance
This type of glass helps reduce energy bills year-round and is far more durable than standard glass.
6. Weatherstripping and Track Design
Dual internal/external weatherstripping for maximum insulation and performance
Stainless steel roller tracks that resist buildup and avoid the dark, worn streaks common in aluminum tracks
7. Professional Installation Is a Must
Even the best sliding glass door won’t perform well if it’s poorly installed. To get the full benefits, always choose a certified window and door technician for installation.
Final Thoughts: A Door That Works as Hard as You Do
As a result, today’s sliding glass patio doors are smarter, stronger, and more beautiful than ever. By carefully considering the key features—material, style, security, energy efficiency, and professional installation—you’ll make a lasting investment that enhances both your comfort and your home’s value.
Have Questions? We’re Here to Help
📞 Call Coastal Windows & Exteriors at (888) 812-2783
📧 Email Stephanie directly at svanderbilt@mycoastalwindows.com
For more information on entry doors and other products, visit our Door Installation section. Our award-winning service and quality make us the trusted choice for homeowners across New England.
