Cast-in collar accessory

Manifold
Recess Former

Recesses an H110S cast-in fire collar into the slab so a pipe manifold can sit above it, reducing pipework head height. Part of the collar’s certified system: collars may only be recessed using the approved Manifold Recess Former.

Recesses the collar
Supports a manifold
Part of the certified system

Manifold Recess Former

What it is and when to use it

Recesses the H110S into the slab. Forms a recess so the collar sits below slab level.
Supports a manifold. Lets a pipe manifold sit on the slab above the collar, cutting head height.
The only approved way to recess a collar. Collars must not be recessed except using the Manifold Recess Former.
Cast in before the pour. Positioned with the collar as part of the cast-in assembly.

Specifications

Recess former specifications

Stock code	110-MRF
Base	275mm square
Internal Ø	216mm
Height	100mm
Material	Durable fire-rated composite
For	H110S cast-in fire collar
Function	Recesses the collar to seat a manifold
Cast in	With the collar, before the pour
Certification	Covered by the collar’s LPCB 1833a

Compatibility

Matched to the H110S certified system

The Manifold Recess Former is used with the H110S and is part of its certified cast-in system, carrying the collar’s LPCB certification (1833a). Collars may only be recessed using the approved Manifold Recess Former.