Window Sash Blockers

Sash Blockers for Windows | Window Ware

Window Sash Blockers

Sash blockers, sash guards, sash jammers or sash blocks as they are known are a vital component to... Read More
1 items(s)
1 items(s)

Window Sash Blockers

Sash blockers, sash guards, sash jammers or sash blocks as they are known are a vital component to add additional security to a window or door. Available in locking or non-locking, and in a variety of finishes including white, brown and tan, these are a handy bit of kit! Various upstands available for different uPVC profile systems too.