Brand Guides

Repair guides for PGT WinGuard, CGI, Andersen, Pella, Marvin, and more.

Alpha Sliding Doors technician repairing roller inside a dark-frame impact sliding door track

PGT WinGuard Sliding Door Repair: What Breaks and How to Fix It

BW Ben Wilder Owner, Alpha Sliding Doors & Windows Repair Quick Answer PGT WinGuard sliding doors are the dominant impact-rated brand on Florida’s Treasure Coast and Palm Beach. Common WinGuard failures are tandem roller wear in marine environments, multi-point lock mechanism binding, and tempered glass seal failure on older units. Most repairs are straightforward when […]

PGT WinGuard Sliding Door Repair: What Breaks and How to Fix It Read More »

Alpha Sliding Doors technician repairing roller inside a dark-frame impact sliding door track

CGI Impact Sliding Door Repair: Common Problems and Fixes

BW Ben Wilder Owner, Alpha Sliding Doors & Windows Repair Quick Answer CGI Sentinel and CGI Heritage sliding doors are the second most common impact-rated brand in South Florida after PGT. The most frequent CGI repairs are tandem roller wear, lock cylinder corrosion in coastal installations, and interlocking stile seal failure. Alpha stocks CGI-spec rollers,

CGI Impact Sliding Door Repair: Common Problems and Fixes Read More »

Alpha Sliding Doors technician repairing roller inside a dark-frame impact sliding door track

Andersen and Pella Sliding Door Repair in Florida: What You Need to Know

BW Ben Wilder Owner, Alpha Sliding Doors & Windows Repair Quick Answer Andersen and Pella dominate the Orlando metro and inland Florida markets, particularly Lake Nona, Doctor Phillips, and the Seminole and Osceola County developments. Common Andersen failures involve the FrenchWood and 200-Series rollers and the Stormwatch hardware on impact units. Common Pella failures involve

Andersen and Pella Sliding Door Repair in Florida: What You Need to Know Read More »

New aluminum tandem roller assembly for sliding glass door repair

Marvin Sliding Door Repair Florida

BW Ben Wilder Owner, Alpha Sliding Doors & Windows Repair Quick Answer Marvin sliding doors are well-engineered but vulnerable to two specific failures in Florida: the wood-clad frames absorb humidity and swell, and the proprietary roller carriages corrode in coastal environments. Alpha stocks Marvin-spec parts and handles both repairs without replacing the full door. Marvin

Marvin Sliding Door Repair Florida Read More »

Alpha Sliding Doors installing sliding glass doors at an oceanfront Florida high-rise condo

Fleetwood Sliding Door Repair Florida

BW Ben Wilder Owner, Alpha Sliding Doors & Windows Repair Quick Answer Fleetwood doors are a premium aluminum slider used heavily in luxury Florida coastal builds. The most common Fleetwood repairs are tandem roller replacement, lock cylinder failure, and bottom rail corrosion. Alpha stocks Fleetwood-spec rollers and handles same-week repairs across coastal South Florida and

Fleetwood Sliding Door Repair Florida Read More »