Product Name :DT-643 Swing Exterior Door Closer for Fire Door
Item no:DT-643
UL,CE listed
Normal type, suitable for commercial&residential door
Dual valves to adjust the closing and latching speed, back-check optional
Hydraulic Anti-freeze oil for special temperature under -40Centigrade--50Centigrade
Easy to install, Non-Handed
Superior engineering
ANSI 156.4 Grade 1
C-UL US listed, Conforms to Standards UL10C and UBC7-22-1997
Needle bearing application
Die-Cast aluminum body and corrosion-resistant
Adjustable forearm
Optional parallel arm bracket
No back-check cushioning (BC)
Optional hold open arm
Optional Drop Plate
Optional plastic cover
Many optional colors, Silver, White, Black, Gold
10years guarantee, 1 million cycles in the endurance testing
Product dimensions:
Product details:
| Item |
Maximum door width RUGULAR ARM inches (meters) |
Maximum door width PARALLEL ARM inches (meters) |
Maximum door weight Ref LBS (kg) |
Back check |
Built-in hold open |
| Interior door |
Exterior door |
interior door |
Exterior door |
| DT-643 |
42"(1.07m) |
36"(0.91m) |
36"(0.91m) |
32"(0.81m) |
99~143(45~65) |
NO |
NO |
Package Options
Certifications:
Workshop
Company Profile
Showroom
Exhibition
FAQ:
Q1:What's the minimum order quantity ?
A1: 300pcs for each item
Q2:How can we get to know the quality before placing an order?
A2:Samples can be provided for quality testing
Q3:How can we get samples from you?
A3:Free samples can be provided,you just need to pay the freight
Q4:How long is the delivery time?
A5:30-45 days after received the deposit.If you have special requirement on delivery time,please let us know.
Q6:What's the payment terms?
A6:T/T 30%deposit and balance before shipment
Q7:What's the price terms?
A7: FOB SHANGHAI
Q8: What's the guarantee
A8: All DORTEC product provide 5 years guarantee
Q9:Can the product and packing be made with our logo or brand?
Yes, it is problem to make the product with customers logo and brand based on qty over 1000pcs / item
Audited Supplier 
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