Manthorpe’s
range of GRP Valley Troughs
and Flashing have been designed
to offer a cost-effective alternative
to lead.
The BBA accredited
range has a waterproof Gelcoat
for durability and longevity.
Valley
Troughs for Tiles (Batten Fix)
Product
Code GTB
13/23
GTB
14/24
Manthorpe’s Valley Troughs for Tiles incorporate a sanded strip
running along the length of the product to ensure secure adhesion of mortar to its surface.
The GTB Valley Troughs incorporate a raised outer lip for batten fix details.
Deflection bars running the length of both profiles provide a clear channel for water.
Valley
Troughs for Tiles (Flat Fix)
Product
Code GTF
13/23
GTF
14/24
Manthorpe’s Valley Troughs for Tiles incorporate a sanded strip
running along the length of the product to ensure secure adhesion of mortar to its surface.
The GTF Valley Troughs are designed for flat fix situations i.e. direct onto the valley board or noggins.
Deflection bars running the length of both profiles provide a clear channel for water.
Valley
Troughs for Slates
Product
code GSVT 1/2
The Valley Trough for Slates are
designed for use with either
natural or man-made slates.
The specifically designed profile
has a lip for ease of fixing to
counter battens and water
deflection bars to direct water
down the centre of the valley.
Secret
Joining Strip
Product
code GJS 1/2
The Secret Joining Strip neccessary where two different roof coverings are used on adjoining premises.
The GJS 1/2 enables slates to be joined with tiles when existing roofs are refurbished to prevent water
ingress at this juncture.
A sanded central strip running the length of the product provides a site for secure mortar adhesion. The product also incorporates
bars to channel water.
Abutment
Flashing
Product
Code GAS
1/2
The Manthorpe GAS 1/2 Abutment Flashing can be used with slates or tiles where a roof abuts an adjoining wall.
The L-shape flashing provides a secret gutter against the wall with a sanded bar onto which tiles - or slates can be bedded.
