Buy high quality low price Window Soundproofing materials with high Sound Insulation for noise blocking and sound absorbing at low price manufactured by Wedge India. 
 
Soundproofing windows can significantly reduce external noise like traffic, construction, or loud neighbors. Here are several methods to soundproof a window:
1. Seal Gaps and Cracks
Weatherstripping: Apply foam, rubber, or silicone weatherstripping around the window frame to seal air gaps.
Acoustic Caulk: Use acoustic sealant to fill cracks and gaps in the frame or around the edges of the window.
2. Upgrade Glass
Double or Triple Glazing: Install double- or triple-pane windows, which have layers of glass separated by air or gas, providing superior noise insulation.
Laminated Glass: Glass with a special interlayer that dampens sound transmission.
3. Add Soundproofing Inserts
Window Inserts: Transparent, removable panels installed over existing windows. Brands like Indow or Magnetite offer effective options for reducing noise.
Acrylic Panels: DIY soundproofing panels made from acrylic sheets can be mounted over windows using magnets or tracks.
4. Install Soundproof Curtains or Blinds
Acoustic Curtains: Thick, multi-layered curtains designed to absorb and block sound. Look for curtains labeled as "thermal" or "acoustic."
Honeycomb Blinds: Cellular shades with air pockets can help reduce noise while adding insulation.
5. Add Mass
Mass Loaded Vinyl (MLV): Attach MLV to the window frame or mount it on a board to cover the window.
Soundproof Blankets: Use heavy, dense blankets to cover windows temporarily.
6. Build a Window Plug
A window plug is a removable DIY solution for temporary soundproofing.
Materials Needed: Plywood, soundproof foam, and a layer of MLV.
How to Build: Cut the materials to fit snugly within the window frame and layer them together. Place the plug in the window when needed to block sound.
7. Replace the Window
Acoustic Windows: Specialized soundproof windows designed for maximum noise reduction. These are ideal for spaces where noise is a significant issue.
Additional Tips
Ensure tight seals around all components; even small gaps can let sound through.
Use a combination of methods for the best results (e.g., weatherstripping + curtains + inserts).
Consider professional installation for complex upgrades like double glazing or acoustic windows.