Practical guides to vacuum equipment, product selection and the details that make an installation work.
Medical Vacuum Systems in the UK: HTM 02-01 Explained
In the UK, medical (surgical) vacuum is part of the Medical Gas Pipeline System governed by HTM 02-01 – typically a duplex plant with a receiver and bacterial filtration. Here’s how it works.
Choosing a Vacuum Pump for Freeze Drying & Rotary Evaporation
Freeze drying needs a two-stage rotary vane (or chemical scroll) pump to ~10^-3 mbar with gas ballast and a cold trap. Rotary evaporation needs a controllable oil-free diaphragm pump. Here’s how to choose.
How Often Should You Change Vacuum Pump Oil?
Change rotary vane vacuum pump oil every 3-6 months or 500-2,000 hours – but the real trigger is condition: change it as soon as it turns dark, cloudy or milky. Full guide.
Why isn’t my vacuum system reaching its target pressure?
Investigate poor vacuum performance by checking recent changes, gauge readings, gas load, restrictions and pump condition.
Types of Vacuum Pumps Explained: A UK Buyer’s Guide
The main types of vacuum pump explained — rotary vane, scroll, diaphragm, turbomolecular and more, with typical vacuum ranges and uses. A UK buyer’s guide.
Sirella or Evisa? How to Choose Between an Oil-Free and a Lubricated Vacuum Pump
Compare MIL’S SIRELLA and EVISA pumps by operating pressure, flow, oil requirements and duty. Includes manufacturer references and a selection checklist.
Looking For High Vacuum Equipment? Here Are 10 Things You Should Know
Rotary Vane Vacuum Pump Vs VSD: Which Is Better For Your Energy Bills?
Edwards Vacuum Pump UK: Your Guide to Sales, Repairs, and Expert Servicing
7 Mistakes You’re Making with Industrial Vacuum Pumps (and How to Cut Energy Costs)
In the industrial sector, vacuum pumps are often the “forgotten” workhorses, until they fail. For over 40 years, Girovac has assisted businesses across the UK in maintaining, repairing, and optimising their vacuum systems. Since 1983,…