Trickle Vents Up to 430mm lengths Finger-Protection

These Greenwood trickle vents are designed to provide continuous effective ventilation, helping reduce mould and condensation This S series trickle vent is

slot 6 in the side of the plug 5 , cement filling said slot and that portion vents for the passage of either air or fluid , as set forth 3 The

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slot hugo These Greenwood trickle vents are designed to provide continuous effective ventilation, helping reduce mould and condensation This S series trickle vent is