What information is required for a custom-length dry sprinkler?
Provide barrel length, connection size, thread, temperature rating, material, drawing, quantity and project standard.
Can R, BSP or NPT threads be supplied?
R tapered pipe thread is standard. Alternative threads can be reviewed and must be confirmed before production.
What temperature ratings and materials are available?
The stated models are 68°C and 93°C. Carbon steel, copper, SS304 and SS316 can be selected according to the order.
Is the product UL or FM approved?
The available report is based on GB 5135.1-2019. UL, FM, CE or other project certification must not be assumed and must be stated before quotation.
What is the MOQ and lead time?
MOQ is 10 pieces per type. Sampling is about 3 days and normal production about 7 days, subject to quantity and customization.
Can you manufacture according to drawings?
Yes. Drawings, dimensions or samples can be reviewed, with drawing confirmation before production.
What connection sizes are available?
DN15=R1/2, DN20=R3/4 and DN25=R1 are stated options.
Can stainless steel be used?
Yes. SS304 or SS316 may be selected for the barrel and sprinkler body, subject to order confirmation.
Does custom length change the lead time?
It may. Final timing depends on length, material, thread, quantity and drawing approval.
How is the product packed?
Foam protection and cartons are used; carton quantity depends on product length and order configuration.