Factory Price Fire Fighting Curtain Nozzle

• Customization: Available
• Sprinkler Installation: Sidewall
• Sprinkler Head Type: Open
• Model NO.: ZSTM
• Alarm Valve Type: Deluge Valve
• Automatically Opened and Closed Repeatedly: Can Automatically Opened and Closed
• Open Fire Sprinkler System Type: Drencher System
• Nozzle Flow Coefficient: 80
• Deluge Valve Type: Diaphragm Type
• Material: Brass
• Working Pressure: 3.5bar
• Thread DN: 15/20/25mm
• Certification: Cccf
• Transport Package: Carton Box
• Specification: DN15/20/25
• Trademark: Longdu/OEM
• Origin: Cn
• HS Code: 84249090
• Production Capacity: 500000PCS/Year

Product Description

Parameters

Item	Model No.	Dimensions(mm)	Flow Coefficient(K)	Spray Angle(°)	Connecting Thread(in)
Water Curtain Sprinkler	ZSTM-15A	25×28×35	38	150±10	R1/2
	ZSTM-20A	30×34×30	60	160±10	R3/4
	ZSTM-15B6	25×28×32	18	180±10	R1/2
	ZSTM-15B8		28	180±10	R1/2
	ZSTM-15B10		45	180±10	R1/2
	ZSTM-20B15	30×34×35	90	180±10	R3/4
	ZSTM-20B20		140	180±10	R3/4
	ZSTM-15C	25×28×42	40	160±10	R1/2
	ZSTM-20C	30×34×54	45	160±10	R3/4
	ZSTM-25	42×48×72	60	160±10	R1

 

 
Product Descrption

The drencher water curtain nozzle is an important component of manual or automatic drencher system. It forms a water curtain to cool down or isolate fire from spreading, normally divided into three types: single outlet, double outlets and cornice according to their structures.

Installation:

Single outlet and double outlets ones should be installed uprightly with the outlets pointing to the protection target, however, they should be installed horizontally if they are used to form water curtain wall.

FAQ

1. Are you a manufacturer or a trading company?
- Manufacturer, 100%, located in Nan'an City, Quanzhou, Fujian Province, China.

2. Can we pay a visit to your factory?
- Sure, we warmly welcome all customers to inspect our factory.

3. What products do you manufacture?
- Wide product range of fire fighting foam system and fire sprinkler system, such as foam bladder tanks,  foam concentrates, fire hoses, sprinkler heads, hydrants, gate valves, alarm valves and so on. 

4. What is your sample policy?
- For small items, we offer FREE SAMPLES for sample evaluation purpose, but customers need to pay for the shipping; For large and heavy items, we charge for the samples, but the charge will be refunded to customer when the order quantity reaches certain amount. 

5. What is your payment method?
- T/T, L/C, Paypal, Western Union etc. 

6. What is your delivery time?
- We have READY STOCK of some products(such as sprinkler heads, hoses, hydrants etc.), which allows for quick delivery within a week,  for other items or OEM orders, the delivery time is normally within one month. The quicker the payment from you, the sooner the delivery time will be:)

7. Which is your loading port from China?
- Xiamen port by sea or by air, and this year we are going to launch a NEW PLANT in Shandong province, so some products may ship from Rizhao or Qingdao port.