Collapse Proof Walls Expanded (CPWE) is a project to make very compatible and customizable walls. It's based on the original Collapse Proof Wall from Olleus https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=3304639202

• CPWE Roofs : All the advanced roofs for the CPWE collections https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=3584920203
  
  
• Tier 1 - CPWE Economy https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=3584809224
  
• Tier 2 - CPWE Standard
  
• Tier 3 - CPWE Reinforced https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=3587164825
  
• Tier 4 - CPWE Enlightened https://gtm.steamproxy.vip/sharedfiles/filedetails/?id=3589418375

• Number of walls: 2 (Strenght 2x 560)
  
• Number of Floors: 3
  
  
• Height of 1st Floor: 3
  
• Height of 2nd Floor: 8
  
• Height of 3rd Floor: 13
  
  
• Collapse proofness 1st Floor: Front and back yes
  
• Collapse proofness 2nd Floor: Front and back yes
  
• Collapse proofness 3rd Floor: Front and back yes
  
  
• Ability to position 2x2 units on the 1st Floor: YES
  
• Ability to position 2x2 units on the 2nd Floor: YES
  
• Ability to position 2x2 units on the 3rd Floor: YES

This collection include Tier 2 Standards elements and addons to upgrade the elements from Tier 2 to Tier 3
Due to compatibility or the Reinforced Corner, End right, end left and Duo end you have to completely delete the standard version to replace them with the reinforced version.