The Double Bubble technology is proven to provide a tighter seal than the old multi-fin sweeps
Replace your 5/8" screws with extra long screws that prevent forced entry by mounting the door directly to the wall stud
Composite and PVC Astragals*
They’re designed to fit doors that are 1-3/4 inch thick
stick in the shim and readjust the tightness
KS Hardware High-Performance Aluminum Astragal for Double Doors with Certification Against Air and Water Infiltration – 79” Style:Right Handed The Double Bubble technology isThe Aluminum Astragal is a great solution for double door applications where a tight seal is needed to prevent air, water, and dust infiltration. Made of high quality aluminum, this astragal is designed to provide long lasting security, performance, and durability. Easy to install with included instructions, screws, strike plates and mounting hardware, the KS Hardware High Performance Aluminum Astragal can be installed on most standard 79 double