About: http://webisa.webdatacommons.org/4608203

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	If the unit is mounted in the pan and raised up on blocks or other non-combustible materials, you know the pan is not going to move and be misaligned with the furnace or AC coil.
http://www.w3.org/ns/prov#wasQuotedFrom	hvac-talk.com