RUMORED BUZZ ON SASH WINDOW DRAUGHT PROOFING

Bolstered Rails: To even further enrich safety, window sashes need to be fitted with bolstered rails which resist tampering and thwarting tries to pry the window open up.Extra importantly, they create a smooth but airtight friction, allowing your sashes to move freely while stopping air in its tracks.Sliding windows, conversely, use tracks in which