* Dual valve, closing and latching speed controlled by two separated regulating valves.
* Standard packing for regular and top jamb installation, parallel arm installation optional. (Parallel arm bracket upon request when order)
* Heavy duty rack and pinion, high strength cast aluminum body.
* Available in silver(Alum), antique bronze(duro) and gold, other color upon request.
Q: What certificate do you have?
A: We have CE, UL, ANSI, UKCA, BHMA and CERTIFIRE certificate, all of our products follow up the international standard.
Q: Do you accept OEM or ODM?
A: Yes, we accept OEM and ODM.
Q: Could you send me samples before place an order?
A: Sure, we can provide samples for quality checking.
Q: How long is the delivery time?
A: 30 days.
Q: How about the payment terms?
A: T/T, L/C and D/P.
Q: How about your quality warranty?
A: We provide 5 years quality guarantee.