StormTech® SC-740

The StormTech SC-740 chamber optimizes storage volume in a small footprint. By providing 2.2 ft3/ft2 (0.67 m3/m2) [minimum] of storage, the SC-740 chambers can minimize excavation, backfill and associated costs.

SC-740 Chamber and End Cap

SC-740 Chamber and End Cap

SC-740 Chamber and End Cap


SC-740 Cumulative Storage Volumes Per Chamber. Assumes 40% Stone Porosity. Calculations are based Upon a 6” (150 mm) Stone Base Under Chambers.

Chamber Sizing

  • Size (L x W x H) 85.4” x 51” x 30” 2,170 mm x 1,295 mm x 762 mm
  • Chamber Storage 45.9 ft3 (1.30 m3)
  • Min. Installed Storage* 74.9 ft3 (2.12 m3)
  • Weight 74.0 lbs (33.6 kg)
  • Shipping 30 chambers/pallet 60 end caps/pallet 12 pallets/truck

*Assumes 6" (150 mm) stone above, below and between chambers and 40% stone porosity.

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