Heavy Duty Door closer HD-8000 for high Traffic entrances/doorways/Aluminum storefronts

 A. Traditional style medium & heavy duty doser for commercial doors;

 B. ANSI/BHMA A156.4 Grade 1 Certified;

 C. UL / cUL listed for use on fire rated doors;

 D. UL10C listed for positive pressure fire test;

 E. Adjustabie spring force from EN1-6;
 F. Standard, separate and independent, latch, sweep and backcheck intensity valves;

 G. Delayed action;

 1.  The world's biggest floor spring manufacturer in China.Daily productionover 15,000PCS

 2.  The factory has three production base located in ZHEJIANG ,ANHUI,JIANGSU three province. The area cover 72,000 square meters.

 3.  Over 33 years producing experience. Ripe production process.

 4.   Impeccable testing system covered from raw material,components,semi-finished products. 

 5.   HAIDA has own national test laboratory (Intertek Satellite Lab)to make sure the growth of our company.

 Q:  What is the minimum quantity ?
No MOQ,We can sell even 1PCS

 Q:  How long is the delivery time?
10 to 30days,depend on your order quantity

 Q:  Can you send samples before place the order 
Yes,sure.we can provide samples for quality checking.

 Q:  Do you provide OEM service?
Yes,we do

 Q:  How about the payment terms ?

T/T,D/P,L/C,Paypal,Western union and cash all acceptable.

 Q:  How about your quality warranty?

When the products got problem during our warranty period,we will provide