Practical advice on pipes, pumps, valves, refrigeration, cold rooms and ventilation from the team at Sparks Plumbing Experts, Industrial Area, Nairobi.
Work out the airflow a room needs with air changes per hour, then choose between wall, inline, box, axial and kitchen fans.
Ventilation Fan Sizing: How to Calculate Airflow Using Air Changes Read More »
What goes into a chiller or freezer room, typical temperatures, how the unit is sized and simple ways to lower running costs.
Cold Room Basics: Components, Temperatures and Running Costs Read More »
Why R22 is being phased out, how R410A, R32, R134a and R404A differ, and how to match oils and tools to each refrigerant.
Refrigerant Gases Explained: R22, R410A, R32, R134a and What Comes Next Read More »
Gate, ball, butterfly, globe, check and safety valves explained, with a simple table matching each valve to its job.
Types of Valves and Their Uses: A Practical Guide Read More »
Learn how to work out flow and total head, choose between submersible, multistage and centrifugal pumps, and protect your pump.
How to Size a Water Pump: Flow, Head and Choosing the Right Pump Read More »
A practical guide to choosing between PPR, GI, HDPE and PVC pipes for water supply, hot water, boreholes and drainage in Kenya.
PPR vs GI vs HDPE vs PVC Pipes: Which Pipe Should You Use in Kenya? Read More »
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