Super Vac Manhole Adapters

US Fire Services Verified independent store

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MANHOLE ADAPTER For even more versatility, Super Vac offers a manhole adapter, which allows departments and utility companies to safely place negative pressure fans on top of the m anhole to pull smoke and toxic fumes from deep below the surface. This aluminum adapter is available in four sizes: ManholeAdapter Fan Size Manhole Size MA12-24 12"(305 mm) 24" (610 mm) MA12-30 12"(305 mm) 30" (762 mm) MA16-24 16"(406 mm) 24" (610 mm) MA16-30 16"(406 mm) 30" (762 mm) Show more