Circular Surface Box 1 Way


Circular Boxes are manufactured using high grades of raw material which ensures its corrosion resistance and high load bearing capacity. These are widely used in flooring to attach cable and to split your conduit system into one or two additional way. circular Surface Box uses a 5mm JP Bolt to tighten the interlock.

Technical Specification

Cross Section View

Lateral Section View

Size and Dimension

Type H A P Weight
G-16 40 89 18 73 0.51
G-22 40 89 20 73 0.52
G-28 44 100 20 84 0.76
G-36 55 114 25 96 1.00
G-42 70 114 25 96 1.90

Material Option


For value and durability purposes, an steel based material will meet up your demand. We provide a whole steel based material coated with highly preassurized galvanized system


For lightweight and durability purposes, an aluminium based material will meet up your demand. Material based on your needs and purposes. For specific design and planning that requires precise calculation

Product Feature

High Corrosion Resistance

Pure zinc coating on the exterior wall and stoved epoxy resin finish on the inside protects white conduit from corrosion, even by harsh chemicals and sea air.

Easy and Fast Installation

Precise, sharp threads cut by automated machinery mean fast and easy installation. Precise thread also makes our conduit virtually moisture-tight.

Uniform Quality

Flat steel is rolled, zinc - coated and threaded in one continuous automated process for uniform high quality.