ErgoSpec
$212.00 $180.20
Allegro® Manhole Ventilation Passthru features a low-density polyethylene construction and has a low-profile design. Passthru with 90 deg elbow, manhole air vent can be stored easily and the manhole cover suits into a flat channel corner for stabilization.
Allegro® Manhole Ventilation Passthru features a low-density polyethylene construction and has a low-profile design. Passthru with 90 deg elbow, manhole air vent can be stored easily and the manhole cover suits into a flat channel corner for stabilization.
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