Ctube DB120 Direct Buried Utility Duct PVC Rigid Conduit

Quality Certification:

– UL Listed

– Compliance with ASTM and NEME

ctube certication

Product Details & Specifications

Ctube DB120 rigid PVC conduit is intended for installation underground for communications and electrical wire and cable, suitable for direct burial without encasement in concrete.

  • In accordance with NEMA TC 688,ASTM F-512 Standard.
  • Corrosion resistant.
  • Impact resistant.
  • Self-extinguishing, fire resistant.9
  • Smooth interior and outside.
  • Produced in standard 10′ or 20′ lengths with a belled end.



Name Of Commodity :

Direct Burial DB Utility Duct DB 120

Raw Material :




Trade Size :

1”,1 1/2”, 2”, 3”, 3 1/2”, 4” , 5” , 6”

Length :

10 FT / 20 FT

Color :

Grey ,White Or Can Be Customized

Application :

Direct Burial or Concrete Encased Burial 

Feature :

Flame Resistance, Corrosion Resistance , ect


Information to be marked on conduits,

  1. a) The phrase “rigid PVC conduit,
  2. b) The trade size of the conduit product,
  3. c) The name or trademark of the manufacturer or any other distinctive marking by means of which the organization responsible for the product can be readily identified
  4. d) The date or other dating period of manufacture not exceeding any three consecutive months.

For an elbow the date of manufacture is to be the date that:

1) The conduit is extruded when both extrusion and bending occur at the same location or

2) The elbow was formed, where the conduit is extruded at a different location.

  1. f) All markings shall be repeated at uniform intervals and shall appear at least every 10 feet (3 m), but not less than once, on each straight length of the PVC conduit.

Manufacturing Capability

– Production capacity: 100000 meters per week

– Packaging methods: plastic bags & PE films

Frequently Asked Questions

What is your MOQ?

Actually, It has always depend on your order quantity, different items have different minimum quantity . As for our conduits, it should be 3000 meters for big size ; and 5000 -10000 meters for small size. For junction box and other boxes ,the moq may be 5000 pcs and the fittings would be more than 10,000pcs

Normally, the time of delivery is around 15-30 days. It depend on your order quantity. If you order a big quantity, it will take more time to finish.

 We usually ship the cargo via Shenzhen and Guangzhou.

We accept 50% T/T in advance, 50% balance, or 100% L/C.

Please submit a general inquiry on our online Contact Form. If you have additional questions please don’t hesitate to send us an email .We respond to customers within 24 hours.

Yes, you are welcome to visit our company, and please make an appointment with us in advance;

Yes,of course.We offer free samples.

Your Second To None Choice

Ctube, as a manufacturer of PVC conduit products with more than 10 years of industry experience, can meet your various needs on production efficiency and product quality.


manufacturing of Ctube

The Ctube facility, located in Dongguan City and Lechang City of China, is China’s leading and advanced production facility for manufacturing PVC conduit. Our facility strives to meet all industry standards and to achieve the certifications that demonstrate our company’s dedication to meeting environmental and system management requirements. Ctube strictly follows the system under ISO 9001, ISO 14001 and ISO 45001.  In manufacturing our national certification products, we are committed to electrical safety, cost-effectiveness, and ease of installation

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