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NBS Plus
The product information below is from the NBS Plus library of product clauses offered in NBS specification products. It has been created by NBS for OSMA. Each product clause is authored in NBS format and is intended for inclusion in project specifications. Please note that NBS product guidance is not a replacement for the manufacturer's literature and it is recommended that OSMA be consulted before specifying.

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Inspection Chambers
A range of polypropylene inspection chambers.
R12 Below ground drainage systems
 
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Osma Condensate – Soakaway
Condensate soakaway.
R12 Below ground drainage systems
 
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Osma Domestic Channel
Osma Domestic Channel.
Q10 Kerbs/ edgings/ channels/ paving accessories
 
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Osma Geotextile
Woven and nonwoven geotextile.
R12 Below ground drainage systems
 
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Osma Gutters
Gutters and ancillaries.
R10 Rainwater drainage systems
 
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Osma HepVO – Siphons
Hygienic self-sealing waste valves.
N13 Sanitary appliances and fittings, S90 Hot and cold water supply systems - domestic
 
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Osma Overflow
Hygienic self-sealing waste valves.
S90 Hot and cold water supply systems - domestic, T90 Heating systems - domestic
 
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Osma RoundLine Downpipes
Downpipes and ancillaries.
R10 Rainwater drainage systems
 
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Osma SquareLine Downpipes
Downpipes and ancillaries.
R10 Rainwater drainage systems
 
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OSMA UltraRib
A fully socketed system of pipe and fittings which combines secure jointing with ease of installation.
R12 Below ground drainage systems
 
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OSMA Waste
Plastic waste systems.
R11 Above ground foul drainage systems
 
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OsmaDrain
Solid wall PVC-U Below ground drainage pipes to BS EN 1401-1 or BS EN 13476-3.
R12 Below ground drainage systems
 
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OsmaProblemSolvers
Flexible waste and soil pipes and fittings.
N13 Sanitary appliances and fittings
 
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OsmaSoil
PVC-U soil systems.
R10 Rainwater drainage systems, R11 Above ground foul drainage systems
 
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OsmaWeld ABS Solvent Weld Waste System
A solvent weld waste system, manufactured from ABS plastics.
R11 Above ground foul drainage systems