Case Study · HVAC Systems · International Life House

Chiller Plant Room Installation — International Life House

Three water-cooled centrifugal chillers installed with full pipework and insulation in the basement plant room at International Life House, Nairobi, forming the core cooling capacity for the building's HVAC system.

Introduction

EMOST Techniques Ltd installed the basement chiller plant room at International Life House in Nairobi: three water-cooled centrifugal chillers, complete chilled water pipework with per-unit isolation, and full insulation, forming the core cooling capacity for the building's HVAC system.

Project overview

  • Client
    International Life House
  • Client industry
    Commercial Real Estate / Office
  • Location
    Nairobi, Kenya
  • Service category
    HVAC Systems
  • Scope
    Three water-cooled centrifugal chillers, chilled water pipework, pipe insulation, plant room fit-out

The challenge

A commercial office building the size of International Life House needs cooling capacity that can run continuously across many floors without a single point of failure taking the whole system down. The building's basement plant room had to house multiple chiller units, chilled water pipework connecting them to the building's distribution system, and full insulation to prevent condensation and heat loss, all within a fixed basement footprint with limited access for moving heavy plant equipment into place.

Chiller plant room installation at International Life House, Nairobi, showing three water-cooled centrifugal chillers with pipework
The completed basement plant room, showing the three chillers, chilled water pipework, and insulation.
The Approach

How the plant room was installed

STEP / 01
Site survey & access planning

Surveyed the basement plant room, including access routes for moving chiller units into place and available floor space for the final pipework layout.

STEP / 02
Design

Chiller placement, pipework routing, and insulation specification were planned to fit three units and their connecting pipework within the plant room footprint while keeping clear access for maintenance.

STEP / 03
Chiller positioning

Three water-cooled centrifugal chillers were moved into the basement plant room and set in their final positions.

STEP / 04
Pipework fabrication & installation

Chilled water pipework was fabricated and installed to connect all three chillers to the building's distribution system, including valves and isolation points for individual chiller servicing.

STEP / 05
Insulation

All chilled water pipework was insulated to prevent condensation buildup and heat gain within the plant room.

STEP / 06
Commissioning

Each chiller was tested individually and as part of the combined system before handover, confirming chilled water flow and temperature performance across the building's HVAC system.

Specifications

Unit specification

Specifications of the installed chiller plant room
Chiller typeWater-cooled centrifugal
Number of unitsThree
PipeworkFull chilled water pipework with isolation valves per unit
InsulationFull insulation on all chilled water pipework
Installation locationBasement plant room
ClientInternational Life House, Nairobi
The Outcome

What was delivered

EMOST Techniques Ltd installed three water-cooled centrifugal chillers in the basement plant room at International Life House, complete with chilled water pipework and full insulation. The system was designed with individual isolation valves per chiller, allowing any one unit to be serviced without shutting down the building's entire cooling capacity.

Before hiring an HVAC contractor in Kenya

  • Redundancy. Ask whether the plant room design allows individual chillers to be isolated and serviced without shutting down the whole system.
  • Site access. Confirm the contractor has surveyed how heavy chiller units will actually be moved into a basement or confined plant room before installation begins.
  • Insulation standard. Ask what insulation is used on chilled water pipework and how it's rated to prevent condensation in a Kenyan climate.
  • Commissioning. Confirm each chiller is tested individually and as part of the combined system before handover, not just switched on.
  • Registration. Confirm the contractor is registered and experienced with commercial-scale, multi-chiller plant room installations, not just single-unit residential HVAC.
FAQs

Frequently asked questions

EMOST Techniques Ltd installed three water-cooled centrifugal chillers with full pipework and insulation in the basement plant room at International Life House, Nairobi.
Water-cooled centrifugal chillers offer efficient cooling capacity for large commercial buildings, and installing multiple units allows the system to keep running if one chiller needs servicing.
This depends on the building's cooling load, but installing multiple smaller units, rather than one large chiller, gives redundancy so cooling capacity isn't lost entirely if one unit is taken offline.
Each chiller is tested individually and then as part of the combined system, checking chilled water flow, temperature performance, and that isolation valves allow individual units to be serviced independently.
Confirm the contractor has experience with multi-chiller commercial plant rooms, has surveyed your building's access and space constraints, and can explain the insulation and isolation valve setup for ongoing maintenance.

This project shows how EMOST Techniques Ltd approaches commercial HVAC plant room installations in Kenya: multiple chillers installed with individual isolation and full pipework insulation, as delivered for International Life House in Nairobi.

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