From the perspective of customers, we strive to improve the quality of our roots blower and a screw blower, STP Aeration Roots Blower, WWT Aeration Roots Blower, concise and clear instructions on how to use it, work closely with customers, and devote ourselves to product optimization and innovation. Our company takes the right management as the principle and realizes the goal of excellent enterprise through the reform and thinking behavior mode. Our company's image, credibility, product technology quality assurance and production capacity have been well received by the majority of users. Our company is committed to ensuring the quality of product processing and reducing cost so that won praise from customers, owning stable and strong customer resources in just a few years.

Products name: DN00 (4inch) roots blower
Brand:RH
Model:RH10041
Place of orign:Nantong China
Drive :direct coupling / V-belt transmission
color: blue or silver
Motor brand: Jianghuai , Wannan,Teco
Power:22kw /18.5kw/11kw
Motor protection class: IP55, Variable frequency motor available
Weight:550kg approx.
Flow capacity:10-15m3/min
Pressure:9.8-98kpa
Rotation speed:980rp-2050rpm
Rated Voltage:380V/415V,50/60HZ,3P
lubrication: oil,grease
Noise: less than 81dB(A) 1 meter distance from roots blower
cooling water connection size:DN15,G1/2 male thread for inlet pipe, female thread for outlet pipe
Q.How does your factory do regarding quality control?
A.Quality is priority .We always pay great attention to quality control through the whole production process
Q: What is your MOQ ?
A: We have no MOQ limited for our standard specification products.
Q: What is your terms of packing?
A: Generally, we pack our goods in fumigation-free wooden case.
Q. What is your terms of payment?
A: T/T 50% as deposit, and 50% before delivery. We'll show you the details of the products and packages before you pay the balance.



Nantong Rongheng Environmental Equipment Co.,Ltd. Originally Nantong hengrong pump factory from Haimen Nantong China since 1993. We are one of the earliest three lobed roots blower manufacturer and supplier in China.
Our products feature low noise and large flow,a state level high-tech enterprise with almost 30 years experience in industrial blower field. Our products cover: three lobe roots blower, roots vacuum pump,high speed turbo blower,rotary vane blower and integrated waste water treatment equipments.
For more information, visit our website:www.rh-cn.com
| Model | Speed(n) | △P | inlet Capacity(Q) | shaft power | motor | weight | ||
| r/min | kPa | mmH2O | m3/min | kW | model | kW | kg | |
| RH10041 | 980 | 9.8 | 1000 | 8.5 | 2.7 | Y2-132S-6 | 3 | 565 |
| 19.6 | 2000 | 7.8 | 4.2 | Y2-132M2-6 | 5.5 | 584 | ||
| 29.4 | 3000 | 7.1 | 5.7 | Y2-160M-6 | 7.5 | 618 | ||
| 39.2 | 4000 | 6.8 | 7.3 | Y2-160L-6 | 11 | 645 | ||
| 49 | 5000 | 6.3 | 8.8 | Y2-160L-6 | 11 | 645 | ||
| 58.8 | 6000 | 6.0 | 10.4 | Y2-180L-6 | 15 | 695 | ||
| 68.6 | 7000 | 5.7 | 11.9 | Y2-180L-6 | 15 | 695 | ||
| 78.4 | 8000 | 5.1 | 13.4 | Y2-180L-6 | 15 | 695 | ||
| 88.2 | 9000 | 4.4 | 14.9 | Y2-200L1-6 | 18.5 | 720 | ||
| 98 | 10000 | 3.8 | 16.5 | Y2-200L1-6 | 18.5 | 720 | ||
| Model | Speed(n) | △P | inlet Capacity(Q) | shaft power | motor | weight | ||
| r/min | kPa | mmH2O | m3/min | kW | model | kW | kg | |
| RH10041 | 1450 | 9.8 | 1000 | 13.1 | 4.0 | Y2-132S-4 | 5.5 | 567 |
| 19.6 | 2000 | 12.4 | 6.1 | Y2-132M-4 | 7.5 | 581 | ||
| 29.4 | 3000 | 11.9 | 8.4 | Y2-160M-4 | 11 | 624 | ||
| 39.2 | 4000 | 11.5 | 10.6 | Y2-160L-4 | 15 | 645 | ||
| 49 | 5000 | 11.1 | 12.8 | Y2-160L-4 | 15 | 645 | ||
| 58.8 | 6000 | 10.8 | 15.1 | Y2-180M-4 | 18.5 | 680 | ||
| 68.6 | 7000 | 10.6 | 17.4 | Y2-180M-4 | 18.5 | 680 | ||
| 78.4 | 8000 | 10.0 | 19.6 | Y2-180L-4 | 22 | 700 | ||
| 88.2 | 9000 | 9.2 | 21.9 | Y2-200L-4 | 30 | 770 | ||
| 98 | 10000 | 8.6 | 24.2 | Y2-200L-4 | 30 | 770 | ||
We have been in working hard on designing, developing and manufacturing New Design 1gpm 3.81lpm Hand Operated Transfer Pump Drinking Water. With many years of development, our brand is recognized by all over the world and occupies great global market share. We uphold the quality policy of 'quality-oriented, orderly control, continuous improvement, and customer satisfaction'. At present, we throw a sound quality assurance system to regulate the production of high quality for all products.
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