HEPA, ULPA and FFU guide
Explore filter types, face sizes, airflow and the information used in selection.
Open the guide ↗READING EDITION
From the 360S learning libraryCOMPARE THE RIGHT INFORMATION
EDITION 02 / 12 · Prepare a filter selection brief
Bring the application, available product information and unanswered questions together. Read the HEPA, ULPA and FFU guide before comparing options.
Read the featured guide See the reading plan ↓One guide. One useful question. A reason to return.

Each edition brings a different review task to the existing guide library. Save its link to return to the same plan. Manufacturer placements follow their current campaign dates and the selected topic.












MAKE IT USEFUL
Explore a reference, choose a tool and keep the useful links within reach.
Explore filter types, face sizes, airflow and the information used in selection.
Open the guide ↗Browse the tool library and identify a relevant planning tool. Note what information it requires before entering values.
Browse engineering tools ↗Sign in to My Workspace to save supported guide and tool links and revisit your reference shelf.
Open My Workspace ↗YOUR READING CHECKLIST
Are you comparing equivalent product information, or only similar product names?
Keep one useful outcome.
Save the comparison questions with the product references, so another reviewer can follow your thinking.
KEEP EXPLORING
Revisit the classification reference alongside your filter-selection reading.
Open this reference ↗PRODUCTS & PEOPLE
Ask suppliers for the product documentation relevant to your application and the requirements in your project brief.
Browse suppliers ↗COME BACK WITH YOUR NEXT QUESTION
The featured topic changes on 16 Nov 2026. Twelve reading editions rotate each Monday in Malaysia time, using existing 360S guides. The sequence repeats after 12 weeks.
Bookmark this week’s page ↗Learning references and preliminary planning tools. Follow the project requirements and the source guidance when applying what you read.