The 600 x 450mm Recessed Internal Double Seal Manhole Cover and Frame is a heavy-duty access solution engineered for discreet, flush-fitting placement in interior floors where sub-surface drainage, plumbing, or utility inspection points need to be concealed. Featuring a clear opening size of 600mm by 450mm, this recessed tray design allows the surrounding floor finish—such as ceramic tiles, vinyl, screed, or parquet—to be laid directly into the cover lid, rendering it virtually invisible once installed.
 
Manufactured from high-strength materials (typically pressed steel or corrosion-resistant composite surrounds paired with a galvanized steel tray), this unit is built to withstand regular foot traffic and light internal loads without flexing or compromising the floor surface. The integrated double-seal system incorporates a primary and secondary rubber gasket working in tandem with locking screws to provide an airtight and watertight barrier, effectively preventing unpleasant drain odors, sewer gases, and moisture from escaping into living or working spaces.
 
Designed for straightforward installation by builders and contractors, the outer frame features pre-drilled fixing flanges and a low-profile depth that integrates seamlessly into standard concrete subfloors or screed layers. Whether you are finishing a domestic kitchen, a commercial utility room, or a basement drainage layout, this trade-quality recessed manhole cover delivers reliable odor control, easy access to underground services, and a sleek, uninterrupted architectural finish.
 
RECESSED COVER & FRAME
Application:
Internal pedestrian areas
Loading:
5 Tonne Gross Plated Weight
Lifting Key:
Integral
Product Features
Recessed
Recessed for concrete/screed infill.
Cover
Galvanised steel.
Frame
Black polypropylene.
Seal
Rubber gasket.
Locking
4 screw.
Lifting
Fitted with integral lifting keys.
Suitable for:-
Internal use only.
External Dimensions:
740 (L) x 590 (W) x 58 (H)
Clear Opening:
600 (L) x 450 (W) x 43.5 (H)