Royal Fortress XL Commercial Inflatable Castle Wet & Dry Combo with Blower art panels this replacement head offers compatibility 2M SPBC this replacement head offers compatibility with a range of stake sizes Feature BeyondTent 40'x140' Commercial Standard Consumer Canopy Frame Material ✓ 2" Anodized Aluminum (rust proof) ✗ Powder coated steel (rusts) Fabric Weight ✓ 16 oz 540 gsm blockout vinyl ✗ 8–10 oz thin polyester Fire Certification ✓ NFPA 701 (fire marshal approved) ✗ Not fire rated for public permits Center Poles ✓ None — fully clear span ✗ Center poles required Event Permit Eligible ✓ Yes — attached certification label ✗ Typically rejected by fire marshal Hard Surface Installation ✓ Ballast weights on concrete asphalt ✗ Stakes only (grass required) Sidewall System ✓ Internal perimeter rope system ✗ Clip on attachment (fails in wind) Long Term Installation ✓ 6+ months ✗ Short term use only Replacement Parts ✓ Universal West Coast components ✗ Proprietary a field patch repair kit border bottom:1px solid #e0d5c1}