How to read an HPD

Basic vs. Nested content inventory – what's the difference?
The Health Product Declaration (HPD) offers two overall ways to organize and display the content inventory: Basic and Nested. Both are LEED-compliant. The N...
Mon, 1 Apr, 2019 at 2:49 PM
What is the difference between GreenScreen LT-UNK score and NoGS?
The difference between the two is whether the chemical is identified on a GreenScreen List Translator (GSLT) list. LT-UNK stands for List Translator Ben...
Mon, 1 Apr, 2019 at 2:24 PM
Which content inventory method is better, Basic or Nested?
Before reading this article, you may want to make sure you're familiar with the difference between Basic and Nested inventories, and reporting threshold...
Wed, 27 Apr, 2022 at 8:20 AM
What does a "NoGS" score on an HPD tell me?
"NoGS," for "No GreenScreen," is a common notation allowed on HPDs. Unfortunately, it doesn't tell us very much. It means that t...
Fri, 10 May, 2019 at 10:34 AM
How to Look Up the Hazard List Versions in an HPD
Hazard lists are updated on a routine basis as new research and discoveries are found.  These lists may be updated annually, quarterly, or randomly dependin...
Wed, 4 Jan, 2023 at 2:57 PM
Is there a "total weight percentage quality check" for a products content inventory?
Currently, there is no quality check to ensure the reporting threshold adds up to 100% (or close to 100%).  An example and details of why there is no qualit...
Thu, 16 Feb, 2023 at 11:41 AM