Description
Dadex upvc pipe Pressure pipe 1/2″
Dadex Aquadex local Suppliers Distributor in Islamabad Pakistan ASTM uPvc pipes sch 40 , Water Supply and HVAC contact 0322-3540656
What is Aquadex Dadex upvc Pressure pipe 1/2″ ?
There is an important clarification to make first: Aquadex Dadex 1/2″ UPVC pressure pipe is NOT suitable for hot water supply. UPVC (un plasticized PVC) is designed only for cold water (typically up to 45°C/113°F). For hot water in HVAC and plumbing systems, Dadex offers Polydex PPR pipes instead, which handle hot and cold water up to 70°C continuously.
What is Aquadex Dadex UPVC Pressure Pipe 1/2″?
Aquadex is Dadex’s brand name for their u-PVC (un plasticized PVC) pressure pipe system used primarily for cold potable water supply and related applications.
Key Properties & Description
Advantages
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Non-corrosive and chemically resistant
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Low flow loss due to smooth interior
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Self-extinguishing (fire-resistant)
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Non-conductive to electricity
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Resistant to fungal/organic growth
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Economical compared to metal pipes
Applications
Installation Guidelines
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Cutting: Use a fine-tooth saw or pipe cutter; ensure cut is square
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Cleaning: Clean pipe ends and fittings with clean cloth; remove dirt/debris
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Priming: Apply PVC primer to both pipe exterior and fitting interior
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Cementing: Apply PVC cement evenly, insert pipe into fitting with slight twist, hold for 15-30 seconds
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Curing: Allow joint to cure for at least 15 minutes before pressure testing
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Support: Use proper pipe hangers/clips at regular intervals (every 1-1.5m for 1/2″ pipe)
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Temperature consideration: Do not expose to temperatures above 45°C
Usage in HVAC Systems
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Chilled water distribution: Commonly used for cold water loops in HVAC systems
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Cold water supply: Building water distribution networks
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Not for hot water loops: Use Dadex Polydex PPR (PN 20, DIN 8077-8078) for hot water
Important Note
For your application involving both hot AND cold water supply, you should use:
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UPVC (Aquadex) for cold water only
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PPR (Polydex by Dadex) for hot and cold water (up to 70°C, PN 20 rating)





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