{"product_id":"underground-water-connection-pipes","title":"UPVC Underground Water Connection Pipes – Prime \u0026 Regular Quality | Karachi","description":"\u003ch1\u003eUPVC Underground Water Connection Pipes – Buy Online in Karachi\u003c\/h1\u003e\n\u003cp\u003eLooking for durable, high-pressure underground water pipes in Karachi? Offers Wala brings you premium \u003cstrong\u003eUPVC Underground Water Connection Pipes\u003c\/strong\u003e available in Prime and Regular quality grades — engineered for long-lasting underground water supply systems across residential, commercial, and industrial projects throughout Karachi.\u003c\/p\u003e\n\u003cp\u003e📦 \u003cstrong\u003eKarachi-wide delivery available\u003c\/strong\u003e — from Saddar to DHA, Gulshan-e-Iqbal, North Karachi, Korangi, Clifton, Malir, and all major areas.\u003c\/p\u003e\n\n\u003ch2\u003eAvailable Sizes \u0026amp; Pressure Ratings\u003c\/h2\u003e\n\u003cp\u003eChoose from a wide range of pipe diameters and pressure class (PN) ratings to match your project requirements:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes:\u003c\/strong\u003e 20 MM | 25 MM | 32 MM | 40 MM | 50 MM | 63 MM | 75 MM | 90 MM | 110 MM | 125 MM | 160 MM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Variations:\u003c\/strong\u003e PN-08 \/ SD-21 | PN-10 \/ SDR-17 | PN-12.5 \/ SDR-13.6 | PN-16 \/ SDR-11\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality Grades:\u003c\/strong\u003e Prime (heavy-duty) | Regular (standard use)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Choose UPVC Underground Water Pipes?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e✅ Corrosion-resistant — ideal for underground soil conditions in Karachi\u003c\/li\u003e\n\u003cli\u003e✅ High pressure tolerance — suitable for municipal and private water supply lines\u003c\/li\u003e\n\u003cli\u003e✅ UV \u0026amp; chemical resistant — long service life even in harsh environments\u003c\/li\u003e\n\u003cli\u003e✅ Lightweight yet strong — easy to install, reducing labor costs\u003c\/li\u003e\n\u003cli\u003e✅ Compliant with international UPVC pipe standards (SDR\/PN rated)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eProduct Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Unplasticized Polyvinyl Chloride (UPVC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Underground water supply, drainage, and irrigation systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Classes:\u003c\/strong\u003e PN-08, PN-10, PN-12.5, PN-16\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSDR Ratings:\u003c\/strong\u003e SDR-21, SDR-17, SDR-13.6, SDR-11\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter Range:\u003c\/strong\u003e 20 MM to 160 MM\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuality:\u003c\/strong\u003e Prime (heavy-duty) \/ Regular (standard)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eUnderstanding PN \u0026amp; SDR Ratings\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003ePN (Pressure Nominal)\u003c\/strong\u003e indicates the maximum working pressure in bars. \u003cstrong\u003eSDR (Standard Dimension Ratio)\u003c\/strong\u003e defines the pipe wall thickness relative to its outer diameter — a lower SDR means thicker walls and higher pressure capacity. For deep underground or high-pressure municipal lines in Karachi, we recommend \u003cstrong\u003ePN-16 \/ SDR-11\u003c\/strong\u003e.\u003c\/p\u003e\n\n\u003ch3\u003eIdeal Applications in Karachi\u003c\/h3\u003e\n\u003cp\u003eThese UPVC pipes are widely used across Karachi for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eResidential water supply lines (DHA, Gulshan, Clifton, North Karachi)\u003c\/li\u003e\n\u003cli\u003eCommercial building plumbing infrastructure\u003c\/li\u003e\n\u003cli\u003eIndustrial water distribution systems (Korangi, SITE Area)\u003c\/li\u003e\n\u003cli\u003eAgricultural irrigation networks\u003c\/li\u003e\n\u003cli\u003eMunicipal underground water mains\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eDelivery \u0026amp; Availability in Karachi\u003c\/h2\u003e\n\u003cp\u003eWe deliver UPVC underground water pipes \u003cstrong\u003eacross all areas of Karachi\u003c\/strong\u003e including Saddar, DHA, Gulshan-e-Iqbal, Clifton, North Karachi, Malir, Korangi, Landhi, Orangi Town, Baldia Town, and more. Bulk orders for contractors and builders are welcome — contact us for volume pricing.\u003c\/p\u003e\n\u003cp\u003e📍 \u003cstrong\u003eWarehouse \u0026amp; Showroom:\u003c\/strong\u003e Aisha Chamber, 3rd Floor, Office 309, Saddar, Karachi\u003cbr\u003e🚚 Fast dispatch | Same-day delivery available for in-stock sizes\u003c\/p\u003e\n\n\u003ch2\u003eRelated Products\u003c\/h2\u003e\n\u003cp\u003eComplete your plumbing project with our full range of pipe fittings and accessories available at \u003ca href=\"\/collections\/pipes-fittings\"\u003ePipes \u0026amp; Fittings Collection\u003c\/a\u003e. Also explore our \u003ca href=\"\/collections\/plumbing-tools\"\u003ePlumbing Tools\u003c\/a\u003e and \u003ca href=\"\/collections\/hardware\"\u003eHardware \u0026amp; Fasteners\u003c\/a\u003e for all your construction needs in Karachi.\u003c\/p\u003e","brand":"Offers wala","offers":[{"title":"Prime \/ 20 MM \/ PN-08\/ SD-21","offer_id":48452263313565,"sku":null,"price":0.0,"currency_code":"PKR","in_stock":true},{"title":"Prime \/ 20 MM \/ PN-10\/ SDR-17","offer_id":48452268785821,"sku":null,"price":0.0,"currency_code":"PKR","in_stock":false},{"title":"Prime \/ 20 MM \/ PN-12.5\/ SDR-13.6","offer_id":48452268818589,"sku":null,"price":0.0,"currency_code":"PKR","in_stock":false},{"title":"Prime \/ 20 MM \/ PN-16\/ SDR-11","offer_id":48452268851357,"sku":null,"price":0.0,"currency_code":"PKR","in_stock":false},{"title":"Prime \/ 25 MM \/ PN-08\/ SD-21","offer_id":48452263346333,"sku":null,"price":0.0,"currency_code":"PKR","in_stock":false},{"title":"Prime \/ 25 MM \/ PN-10\/ 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