Highest sound pressure level is for the highest airflow rate (CFM) at the highest static pressure (SP)

reducing the need for crossporting multiple injectors in a system

reliable bend quality thanks to steel pivots and clamping components machined to exacting tolerances

which provide strength and resistance to corrosion

They adjust on 3 in

6' x 8' x 12" QuickBerm® Spill Containment Berm, 355 Gal - 28538 20"(W) x 18"(H) x 18"(D) Highest sound pressure level isProduct Summary Portable, economical containment for drums, buckets, and leaky equipment Single piece construction quick and easy setup no assembly required Durable EnGuardV, Modified PVC coated fabric withstands long term UV exposure great for outdoor use Inside wall supports allow berm placement virtually flush up against walls or equipment Helps comply with EPA SPCC regulations WARNING: This product can expose you to chemicals including lead, which