Description
DENG YUAN TW-400 – High-Capacity 400 GPD RO Water Purifier
The DENG YUAN TW-400 is a high-performance DENG YUAN water purifier designed for commercial-scale demands. Built in Taiwan and equipped with a trusted CSM Korea membrane, this system delivers a consistent supply of clean water, perfect for restaurants, offices, schools, and healthcare facilities. With a daily capacity of 400 gallons and a robust 20-gallon reserve tank, it’s well-suited for environments with 85 to 110 users.
Whether you’re sourcing a dependable solution for business use or reviewing the 5-stage water purifier price in Bangladesh, this model offers a great combination of output, durability, and ease of maintenance.
Powerful 5-Stage Filtration for Demanding Use
The TW-400 features an advanced five-stage purification process that ensures safe and great-tasting water. This DENG YUAN Bangladesh unit efficiently handles common contaminants through:
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Pre-filtration removes sediment and larger particles to protect later stages
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Activated carbon eliminates chlorine, taste, and odour issues
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RO membrane (CSM Korea) filters out heavy metals, microorganisms, and dissolved solids
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Post-carbon filtration ensures better taste and freshness
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Polishing filter final refinement to ensure high-quality output
If you’re in the market for the best RO water purifier in Bangladesh, the TW-400 is a top-tier choice for both commercial and residential applications.




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