Heavy Duty Commercial Hydraulic Door Closer Self Closing Spring Size 4 Surface Mount Duronotic Bronze Finish Series 4000 For Interior And Light Exterior Doors 120 To 187 Lbs Ideal For Offices And Schools

Heavy-Duty Commercial Hydraulic Door Closer, Bronze Finish
✔️ Single unit, size 4, surface mount, 120-187 lb doors

The 4000 Series Heavy-Duty Door Closer is built for interior doors and lightweight exterior entryways in offices, schools, and other light commercial spaces. It delivers smooth, reliable operation with a bronze finish for a clean, professional look.

✅ 120-187 lb door range
✅ Non-handed with regular arm, top-jamb, or parallel arm mounting
✅ Screw-in surface mount compatibility
✅ Ideal for interior up to 48" and exterior up to 42"
✅ Bronze finish, compact 9.75 in L, 1.75 in W, 2.875 in D
✅ Includes installation kit with arm, fasteners, template, and instructions

💡 What is a heavy-duty door closer used for in busy commercial spaces?

This handy hardware helps control door speed, latching force, and energy efficiency in high-traffic doors.

- Highly durable for daily use in offices and schools
- Adjustable closing and latching speeds via dual independent valves
- Non-handed with multiple mounting options
- Supports interior and light exterior doors in busy environments