uPVC Window and Door repair Service
St Austell Bay Plastics and St Austell Bay windows are experts in repairing uPVC windows and doors for in residential and commercial properties. We service throughout Cornwall and Devon.
uPVC repairs - Here are some items that normally can be repaired
Misted Double Glazed Units
Restore clarity and insulation without replacing the whole window:
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Replacement of failed or misted sealed units
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Improved thermal efficiency and reduced heat loss
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Clear glass restores visibility and appearance
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Cost-effective alternative to full window replacement
Double Glazing Repairs
Expert repairs to extend the life of your windows and doors:
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Fixing draughts, rattles, and alignment issues
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Repairs to frames, seals, and glazing components
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Improve security and smooth operation
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Suitable for uPVC, aluminium, and composite systems
Window Hinges, Handles & Locks
Smooth operation and improved window security:
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Replacement of worn or broken hinges
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New handles and locking mechanisms fitted
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Improved opening, closing, and safety
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Suitable for casement, tilt & turn, and top-hung windows
Door Handles & Locks
Secure, reliable door hardware replacements:
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Replacement of faulty or damaged handles
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Repair or upgrade of locking systems
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Improved security and ease of use
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Suitable for uPVC, composite, and patio doors
Door Cylinders
Fast cylinder replacement for better security:
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Anti-snap and high-security cylinder upgrades
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Keyed-alike options available
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Ideal after lost keys or break-ins
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Quick, non-invasive replacement
Letterboxes
Replace broken or draughty letterboxes:
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uPVC and aluminium letterbox replacements
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Colour-matched options available
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Reduces heat loss and draughts
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Suitable for most door types
Cat & Dog Flaps
Pet-friendly access solutions:
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Installation into uPVC panels or glass units
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Secure and weather-resistant designs
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Suitable for cats and dogs of all sizes
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Optional locking and microchip-enabled flaps
Window & Door Restrictors
Added safety for homes and businesses:
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Child-safe window restrictor installation
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Limits opening while allowing ventilation
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Ideal for upper floors and care settings
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Compliant with safety regulations
Trickle Vents
Improve ventilation and airflow:
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Installation of new or replacement trickle vents
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Helps reduce condensation and damp
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Discreet, colour-matched finishes
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Suitable for most uPVC windows
Seals & Gaskets
Stop draughts and heat loss:
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Replacement of perished or damaged seals
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Improved insulation and noise reduction
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Suitable for windows and doors
Door Alignment & Adjustment
Fix sticking or misaligned doors:
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Corrects dropping or catching doors
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Improves locking and sealing
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Extends door lifespan
Glass Replacement
Broken or damaged glass repaired:
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Safety and toughened glass options
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Clear, obscure, and patterned designs
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Fast replacement service
St Austell Bay Plastics.
St Austell Bay Windows.
01726 816906
© 2025 St Austell Bay PLastics LTD