產品名稱
3 分轉 4 分快接直通（變徑直通接頭）
外觀材質
整體為灰白色食品級塑料材質，一體成型快插結構，兩端端口內置灰色防滑鎖緊卡圈，中部階梯式變徑造型，表面光滑耐水，適配凈水管路長期通水使用。
規格參數
一端：3 分接口，適配外徑 9.5mm PE 水管
另一端：4 分接口，適配外徑 12.8mm PE 水管
功能用途
純水機、凈水器、直飲機管路變徑轉接配件，*生料帶、工具，直接插拔快接，實現 3 分管與 4 分管直線對接，快速改裝、延長凈水水路，密封防漏水，拆裝便捷。
適用場景
家用反滲透凈水器、前置過濾器、管線機、全屋凈水設備 PE 水管轉接改造。
電商短文案（引流用）
凈水器 3 分轉 4 分快接直通，9.5mm 轉 12.8mm 變徑接頭，食品級快插直通，凈水 PE 水管一分四分管直線轉接，免工具安裝，密封防漏，凈水機通用配件。

深圳市陶氏水處理設備技術開發有限公司是專業的凈水器配件供應
商，創建于2000年，是一家集設計、創新、研發、生產和服務于一體的現
代化企業，專業生產凈水機**活性碳濾芯、折疊濾芯、阻垢碳棒濾芯、
PP棉濾芯、PE水管、壓力桶、濾瓶、膜殼等凈水機零部件，并獲得涉水產
品衛生許可批件。
深圳陶氏自成立伊始，一直秉承“創新和發展共存，專業和精益求
精”的方針，做“品牌背后的品牌”致力于水處理技術創新和配件研發生
產。同時借鑒國外優質同類型產品的技術進行綜合改善，在原有技術的基
礎上不斷拓展和創新。經過十余年的發展與沉淀，深圳陶氏現已擁有3萬多
平米的現代化專業生產廠房，在水管、濾芯和壓力桶研發生產技術上**
的成果尤為顯著，凈水器**PE水管日產量高達75萬米，熔噴PP濾芯日產
量也已突破15萬支，11G壓力桶日產量高居2250臺，這是一個新的高度與
突破，陶氏將繼續保持并持續進步。
在確保凈水配件產量同時，企業也對產品質量嚴格把控，針對不同的
凈水機部件產品有不同的檢測方案，例如：熔噴PP棉濾芯每支都會經過專
業的測試儀器，確保孔徑符合標準；凈水機**PE水管采用10萬次水錘測
試，力求做到讓每一款產品從研發到生產過程都有明確的質量**系統。                                                                                                                                           
Shenzhen Taoshi Co., Ltd. is a professional water purifier accessories supplier. It was 
founded in 2000 and is a Modern enterprise which integrated design, innovation, 
research and development, production and service. 
It has been specializing in manufacturing folding filter element，PE tubing(PE pipe), RO 
water storage tank, melt-blow PP filter, filter/RO housing and all other kinds of water filter 
accessories. It has won many qualifications and certifications.
Since it was established, Shenzhen Taoshi has been adhering to the policy of 
"coexistence of innovation and development, professionalism and excellence", and 
"brand behind the brand". It committed to water treatment technology innovation, water 
treatment accessories R & D and production. In the meanwhile, it has made the 
improvement based on the technology of foreign high-quality products, and continue to 
expand products series and innovate the original technology. With the development and 
sedimentary of more than ten years, Shenzhen Taoshi now has more than 30,000 
square meters of modern professional production plants. The technology is particularly 
remarkable in manufacturing water PE tubes, filter cartridges and water storage tanks . 
The daily output of PE water PE tubes reaches 750,000 meters,PP filter cartridges 
exceed 150,000pcs and 11G water storage tanks is 2250 units.It has achieved a new 
height and breakthrough, and will continue to maintain and make progress.
While ensuring the output of water purification accessories, the company also strictly 
controls the product quality and has different testing schemes for different water purifier 
components. For example: each melt-blown PP filter will be tested by professional 
testing equipment to confirm if the pore size meets the standard; PE water tube must 
pass 100,000 water hammer tests , etc.. It strives to make every product have a clear 
quality guarantee system from R&D to production.