Manthorpes slim line over fascia ventilator ensures a flow of air into the roof space between the felt and the fascia board. 10,000mm2 and 25,000mm2 versions available. Manthorpes slim line over fascia ventilator ensures a flow of air into the roof space between the felt and the fascia board. 10,000mm2 and 25,000mm2 versions available.

The product is designed with clear fixing points and a smooth leading edge allowing it to sit discreetly on top of the fascia board beneath the felt, both versions come complete with an intergral fly-screen. Products are robust enough to be used with any roof tile no regardless of the profile and can be fitted with plain tiles or slates.