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Medium T-Shaped Silicone Seal Strip | T-Type Weather Seal for Doors, Windows & Frames (Height 3–7mm)

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Medium T-type silicone seal strip 3–7mm for doors and windows. Flexible weatherproof sealing profile provides dust, water and air leakage protection for residential and commercial use.
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Estimated Delivery Date: Jun 30 - Jun 30
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Medium T-Type Silicone Seal Strip (Height 3–7mm)

Product Overview

The Medium T-Type Silicone Seal Strip (3–7mm) is a flexible extrusion sealing profile designed for narrow gap sealing in doors and windows. It delivers reliable weatherproof performance for residential, commercial, and light industrial applications.

Its T-shaped structure allows easy snap-in installation into groove channels, ensuring secure fixation without the need for adhesive. Made from high-quality silicone rubber, it provides excellent flexibility, durability, and long-term aging resistance.

Key Features

• Precision Narrow Gap Sealing (3–7mm) – Designed for tight sealing spaces requiring accurate compression and flexibility.
• Weatherproof Protection – Effectively blocks wind, dust, water, and air leakage to improve indoor comfort and energy efficiency.
• Flexible Silicone Material – High-quality silicone rubber with excellent elasticity and aging resistance.
• Snap-In Installation – T-type profile allows easy insertion into grooves without glue or additional tools.
• Long Service Life – Stable performance under frequent movement of doors and windows.

Specifications

  • Material: High-quality silicone rubber
  • Profile: T-type extrusion sealing strip
  • Size Range: 3-7mm
  • Installation: Snap-in groove insertion (no adhesive required)
  • Performance: Waterproof, dustproof, heat-resistant, weatherproof
  • Service Life: Long-term service life for residential and light industrial use

Applications

This 3–7mm T-type silicone seal strip is widely used in:

  • This 3–7mm T-type silicone seal strip is widely used in:
  • Residential door and window sealing
  • Aluminum frame sealing systems
  • Glass window groove sealing
  • Light commercial building sealing
  • Interior insulation and finishing systems

Advantages

This medium T-type seal strip is ideal for precision sealing applications, offering:

  • Excellent flexibility for narrow gap sealing
  • Reliable weatherproof performance
  • Easy installation and maintenance-free use
  • Long-term elasticity and stability

Size Chart

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