This company makes full use of roots blower specs, roots style blower, roots blower ls1 advantages in technology, management, capital, and advanced marketing services. We practice the business philosophy of "infinite innovation and integrity forever". In terms of production efficiency, we want to further promote specialization and integration, and pursue the ultimate high efficiency with extreme specialization. We firmly believe our products will make you satisfied. Corporate goal: Customers' satisfaction is our goal, and sincerely hope to establish long-terms stable cooperative relations with customers to jointly develop the market.

Roots blower also called positive rotary blower.
It provide relative constant air volume while at variable pressure fluctuation.Roots blower belongs to volumetric blower. The RH brand blower are kicked off since 1993.We supply a wide range of three lobe blowers from DN50 to DN 350.
We have grease type roots blower and oil lubricated roots blower. For high pressure we also designed water cooled roots blower.
With advanced rotor profile, our blower feature large flow volume while maintain low noise, which makes us standing out in this competitive industry.
Brief introduction:
| Products | Roots blower |
| Flow | 2.03-6.35m3/min |
| Boost | 9.8-58.8 kpa |
| Power | Low Pressure |
| Power source | Electric motor |
| Bore Dia. | DN65 |
| Material | Cast iron, stainless steel |
| Voltage | 380V/50Hz;440V/60HZ |
| CE | M2020206c8870 |
| Lubrication | grease/oil |
| Color | Blue/Silver(Accept customization) |
| Product packaging | Standard wooden package(Accept customization) |
| HS Code | 841459 |
| Certification | ISO9001,CE |
| Lead time | 5-10 weeks |
| Model | Speed(n) | △P | Air flow(Q) | Shaft Power | Motor | Weight | ||
| r/min | kPa | mmH2O | m3/min | kW | model | PowerkW | kg | |
| RH06521 | 1450 | 9.8 | 1000 | 2.94 | 0.81 | Y2-90S-4 | 1.1 | 208 |
| 19.6 | 2000 | 2.68 | 1.36 | Y2-90L-4 | 1.5 | 209 | ||
| 29.4 | 3000 | 2.51 | 1.93 | Y2-100L1-4 | 2.2 | 217 | ||
| 39.2 | 4000 | 2.33 | 2.47 | Y2-100L2-4 | 3 | 217 | ||
| 49 | 5000 | 2.18 | 3.13 | Y2-112M-4 | 4 | 227 | ||
| 58.8 | 6000 | 2.03 | 3.78 | Y2-112M-4 | 4 | 227 | ||
| 1650 | 9.8 | 1000 | 3.38 | 0.96 | Y2-90S-4 | 1.1 | 208 | |
| 19.6 | 2000 | 3.13 | 1.55 | Y2-100L1-4 | 2.2 | 217 | ||
| 29.4 | 3000 | 2.96 | 2.13 | Y2-100L2-4 | 3 | 218 | ||
| 39.2 | 4000 | 2.78 | 2.74 | Y2-112M-4 | 4 | 227 | ||
| 49 | 5000 | 2.63 | 3.34 | Y2-112M-4 | 4 | 227 | ||
| 58.8 | 6000 | 2.48 | 3.95 | Y2-132S-4 | 5.5 | 250 | ||
| 1800 | 9.8 | 1000 | 3.74 | 1.07 | Y2-90L-4 | 1.5 | 210 | |
| 19.6 | 2000 | 3.48 | 1.72 | Y2-100L1-4 | 2.2 | 218 | ||
| 29.4 | 3000 | 3.30 | 2.36 | Y2-100L2-4 | 3 | 219 | ||
| 39.2 | 4000 | 3.13 | 3.02 | Y2-112M-4 | 4 | 228 | ||
| 49 | 5000 | 2.98 | 3.67 | Y2-112M-4 | 4 | 228 | ||
| 58.8 | 6000 | 2.82 | 4.32 | Y2-132S-4 | 5.5 | 251 | ||
| 1950 | 9.8 | 1000 | 4.08 | 1.18 | Y2-90S-4 | 1.5 | 211 | |
| 19.6 | 2000 | 3.82 | 1.88 | Y2-100L1-4 | 2.2 | 218 | ||
| 29.4 | 3000 | 3.65 | 2.59 | Y2-100L2-4 | 3 | 219 | ||
| 39.2 | 4000 | 3.47 | 3.30 | Y2-112M-4 | 4 | 229 | ||
| 49 | 5000 | 3.32 | 4.01 | Y2-132S-4 | 5.5 | 252 | ||
| 58.8 | 6000 | 3.17 | 4.73 | Y2-132S-4 | 5.5 | 252 | ||
| 2100 | 9.8 | 1000 | 4.43 | 1.29 | Y2-100L1-4 | 2.2 | 219 | |
| 19.6 | 2000 | 4.17 | 2.06 | Y2-100L2-4 | 3 | 220 | ||
| 29.4 | 3000 | 4.00 | 2.81 | Y2-112M-4 | 4 | 230 | ||
| 39.2 | 4000 | 3.82 | 3.55 | Y2-112M-4 | 4 | 230 | ||
| 49 | 5000 | 3.67 | 4.30 | Y2-132S-4 | 5.5 | 253 | ||
| 58.8 | 6000 | 3.52 | 5.05 | Y2-132S-4 | 5.5 | 253 | ||
| 2950 | 9.8 | 1000 | 6.35 | 1.73 | Y2-90L-2 | 2.2 | 208 | |
| 19.6 | 2000 | 6.11 | 2.92 | Y2-112M-2 | 4 | 217 | ||
| 29.4 | 3000 | 5.92 | 4.14 | Y2-132S1-2 | 5.5 | 244 | ||
| 39.2 | 4000 | 5.74 | 5.32 | Y2-132S2-2 | 7.5 | 251 | ||
| 49 | 5000 | 5.61 | 6.56 | Y2-132S2-2 | 7.5 | 251 | ||
| 58.8 | 6000 | 5.48 | 7.78 | Y2-160M1-2 | 11 | 293 | ||
The company has established a complete marketing service system, relying on outstanding advantages in talents, technology, resources, information, etc., to provide high-quality and market-competitive products of 2 Inch Gasoline Water Pump with New Honda Type Engine. Enterprises must not only have a strong vitality, but also a great soul. The pursuit of high quality has helped customers improve their brand image, brought huge brand value to the company, as well as laid a solid foundation for our future path towards original branding.
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