JELOSTONE Heavy-Duty Aluminum Door Threshold- Door Saddle- ADA accessible Barrier Free- Fire Rated- Door Thresholds for Exterior Doors, B305A Exit Push bar 𝟎𝟎𝟎+ 𝐜𝐲𝐜𝐥𝐞𝐬 and is fire

𝟎𝟎𝟎+ 𝐜𝐲𝐜𝐥𝐞𝐬 and is fire rated to last up to 3 hours

making it suitable for commercial fire-rated door applications

latching speed

they are machined using high-quality materials and designed to provide strength and performance

JELOSTONE Heavy-Duty Aluminum Door Threshold- Door Saddle- ADA accessible Barrier Free- Fire Rated- Door Thresholds for Exterior Doors, B305A Exit Push bar 𝟎𝟎𝟎+ 𝐜𝐲𝐜𝐥𝐞𝐬 and is fireHEAVY DUTY CONSTRUCTION: Made from extra thick, premium grade aluminum, this heavy duty door threshold (2. 71 lbs) provides superior durability and strength compared to standard models, ensuring long lasting support for high traffic entrances. RELIABLE PROTECTION: Designed to withstand daily wear, this threshold effectively seals gaps under doors to block drafts, dust, moisture, and insects, keeping your interiors more comfortable and energy