Technical Specification Guide D54 Duct Pipe Specification for Saudi Arabia D54 is an industry duct designation for a nominal 96.5 mm outer diameter uPVC duct pipe used to protect underground electrical and telecommunications cable. It is built to the NEMA TC 2 EPC 80 duty class and ASTM F 512. 4B Factory manufactures uPVC conduit […]
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Home › Blogs › Class 4 vs Class 5 uPVC Pressure Pipe Class 4 vs Class 5 uPVC Pressure Pipe: How to Specify the Right Rating Written by 4B Factory Technical Team • Reviewed by a pipeline engineer • Updated 18 August 2026 • 9 min read Class 4 and Class 5 uPVC pressure pipe […]
Home / Blog / PVC Conduit & Duct Pipe Applications PVC Conduit & Duct Pipe for Electrical & Telecom Use in Saudi Arabia 4B Factory Technical Team Reviewed by an Electrical Infrastructure Engineer Updated 2026 8 min read PVC conduit and duct pipe protects underground electrical and telecom cables from soil load, moisture, and mechanical […]
Home › Blogs › uPVC Sewer & Drainage Pipes Guide uPVC Sewer & Drainage Pipes in Saudi Arabia: Sizes, Classes & Installation 4B 4B Factory Technical TeamUpdated July 2026 · 9 min read Choosing sewer and drainage pipe is a question of gravity, gradient and load, not pressure. Here is how uPVC sewer pipe is […]
Home › Blogs › PVC Pipes for Telecom Ducting PVC Pipes for Telecom Ducting in Saudi Arabia: A Specifier’s Guide 4B 4B Factory Technical TeamUpdated July 2026 · 8 min read Fibre and telecom rollouts across Saudi Arabia depend on a duct network that protects cable, survives decades of buried service, and lets crews pull […]
Home / Blogs / How to Install & Join uPVC and PVC Pipes How to Install & Join uPVC and PVC Pipes in Saudi Arabia 4B By 4B Factory Technical Team · Manufacturing & QC, Al-Kharj Reviewed for site conditions in Saudi Arabia · Updated June 2026 uPVC and PVC pipes are joined by three […]
Home / Blogs / uPVC vs HDPE vs Ductile Iron uPVC vs HDPE vs Ductile Iron Pipe: An Honest Comparison 4B 4B Factory Technical Team Pipe material specialists, Al-Kharj · Updated 2026 uPVC, HDPE and ductile iron each win in different conditions. uPVC suits gravity sewer and moderate-pressure water at the lowest cost; HDPE suits […]
Home / Blogs / How to Choose Perforated and Slotted uPVC Pipe How to Choose Perforated and Slotted uPVC Pipe in Saudi Arabia 4B 4B Factory Technical Team Al-Kharj, Saudi Arabia · Updated June 2026 · 8 min read Choosing perforated or slotted uPVC pipe comes down to four decisions: the opening type (round holes […]
Home › Blogs › PVC Pipe Fittings Guide Buyer & Engineer Guide PVC Pipe Fittings Guide: Types, Names, Standards & How to Choose in Saudi Arabia By 4B Factory Technical Team Four Brothers Industrial Co., Al-Kharj Updated July 2026 Every PVC pipeline is only as reliable as the fittings that join it. This guide explains […]
Home › Blogs › PVC Pipe Price in Saudi Arabia Buyer’s Guide PVC Pipe Price in Saudi Arabia: 2026 Buyer’s Cost Guide By 4B Factory Technical Team Four Brothers Industrial Co., Al-Kharj Updated July 2026 PVC pipe prices in Saudi Arabia are not fixed — they move with diameter, pressure class, standard, order quantity and […]










