Technical Support Knowledgebase

Search the knowledgebase for articles for common questions about plastic products:

Top Rated Knowledgebase Articles

How much do the acrylic sheets weigh?
Date: 12/10/2010
Summary: Average weight per square foot for the acrylic sheet.
412 user(s) found this useful.
What is the difference between standard PVC pipe and furniture-grade PVC pipe?
Date: 08/17/2007
Summary: The differences between furniture-grade and standard PVC pipe and fittings
288 user(s) found this useful.
What is a Spigot (SPIG), and how does it differ from Socket and Hub?
Date: 05/30/2008
Summary: What the difference is between spigot and socket or hub.
262 user(s) found this useful.
What is the difference between hose and tubing and which do I need?
Date: 10/04/2013
Summary: Hose vs. Tubing
234 user(s) found this useful.
What is the difference between NSF-61 and NSF-51?
Date: 10/19/2007
Summary: A brief description of what the NSF-61 and NSF-51 cover.
204 user(s) found this useful.
Can PVC or CPVC pipe be used for compressed air lines?
Date: 01/08/2008
Summary: Use of compressed air or gas with Harvel PVC/CPVC piping products
203 user(s) found this useful.
Can PVC and CPVC pipe be installed underground? How deep does it have to be buried?
Date: 12/14/2007
Summary: Information on underground installation of PVC and CPVC Pipe.
192 user(s) found this useful.
What is Santoprene?
Date: 03/12/2015
Summary: Santoprene ™ TPV (Thermoplastic Vulcanizates)
183 user(s) found this useful.
What are the main differences between homopolymer and copolymer polypropylene?
Date: 02/11/2010
Summary: Polypropylene is produced in both homopolymer and copolymer grades.
175 user(s) found this useful.
What is the difference between Schedule 40 PVC and Drain and Sewer PVC pipe?
Date: 08/06/2008
Summary: Dimensions of the SCH 40 PVC pipe and the Drain and Sewer PVC pipe.
151 user(s) found this useful.