Pump Solutions
Jan. 25, 2026

Imagine a scenario that every hotel manager dreads. It’s 8:00 AM, the peak hour for morning showers. The front desk phone rings with a complaint from a guest in the penthouse suite: the shower is barely a trickle. Moments later, a second call comes in from a guest on the ground floor. They aren't complaining about pressure; they are complaining about the mechanical roar vibrating through their wall every time the water system kicks on.For hospitality professionals, this is a no-win situation. You need high power to reach the top floors, but that power often comes with excessive noise. It is the balancing act between pressure and peace, and failing at it leads to bad reviews and lost revenue.This case study explores how one boutique hotel solved this exact dilemma by replacing their outdated equipment with the Stream MH Horizontal Multistage Pump.
The Challenge: Old Equipment vs. Modern Expectations
Before the retrofit, the hotel relied on a standard, single-stage cast iron pump to service a four-story building. While this pump might have been sufficient decades ago, it was failing to meet modern guest expectations for three critical reasons:
1. Insufficient Head for Peak Hours
The single-stage design simply couldn't generate enough pressure to overcome the gravity of four stories while maintaining flow. During peak usage, when multiple showers were running, the pressure on the top floor dropped significantly. The pump was working at its absolute limit, yet failing to deliver.
2. Excessive Noise and Vibration
To try and force water up to the top floor, the old pump ran at maximum capacity, creating heavy vibrations. Because the utility room was adjacent to ground-floor suites, the vibration traveled through the piping, creating a humming noise that disturbed guests.
3. Water Quality Concerns
The cast iron body of the old pump was showing signs of corrosion. Rust particles were occasionally visible in the water supply, a major hygiene red flag for a premium establishment.
The Solution: Enter the Stream MH Series
The hotel’s engineering team reached out to Stream Pumps for a solution. They needed a pump that was powerful enough to reach the top floor but quiet enough to go unnoticed by guests sleeping nearby.We recommended the Stream MH Series Horizontal Multistage Pump. Unlike the old single-stage unit, the MH Series uses multiple impellers to build pressure incrementally. This design shift changed everything.
Feature 1: The Sound of Silence
The most immediate difference was the noise level. The multistage design balances hydraulic forces more efficiently than a single impeller. This results in incredibly smooth operation. While the old pump roared, the Stream MH operates at under 50dB—roughly the volume of a quiet library or a refrigerator hum.
Feature 2: Uncompromised Hygiene
To address the rust issue, the MH Series features a Stainless Steel (AISI 304) pump body and impellers. Additionally, the pump casing undergoes a specialized Cataphoresis coating process. This ensures the water touching the guests' skin is as clean as the water entering the building, with zero risk of rust contamination.
Feature 3: Consistent Pressure Up to 10 Bar
The [Multistage] aspect means this pump doesn't have to strain to lift water. It provides constant, reliable pressure up to 10 bar. This capability ensures that a guest on the fourth floor enjoys the same strong shower pressure as a guest on the first floor, even when the hotel is at full occupancy.
The Result: Happy Guests, Happy Manager
The installation of the Stream MH pump transformed the hotel's water infrastructure overnight.· Noise Complaints Dropped to Zero: The ground-floor guests could no longer hear when the pump cycled on or off. The vibration through the pipes was eliminated.· Consistent Pressure: Guests on the top floor reported a satisfying, powerful shower experience, even at 8:00 AM.· Maintenance Wins: The engineering team praised the compact design of the MH Series, which fit easily into the cramped utility closet. Furthermore, the anti-rust materials meant they could cross [pump corrosion checks] off their monthly maintenance list.
Is Your Building's Water System Disturbing Your Tenants?
You shouldn't have to choose between water pressure and a quiet environment. If your current system is causing complaints, it’s time to look at the technology driving your water supply.
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