KF Sight Glass Size:KF40 it automatically turns off the

it automatically turns off the input line

easy-to-use option for growers looking to expand their nutrition programs

Enhanced Ventilation & Hive Health

With one deep brood box pre-assembled and painted

hassle-free garden

KF Sight Glass Size:KF40 it automatically turns off theThese 4 piece sight glasses can hold high vacuum levels on a system with KF connections. The housing is made of 304 stainless steel with a viton x profile seal. The glass is tempered, impact resistant glass that increases the longevity of the sight glass. The connection sizes available are: KF25 (NW25) KF40 (NW40) KF50 (NW50) *Light assembly may be required with a 5 64" Allen wrench. Before assembly, a light application of vacuum grease on the gasket