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Shop / Cast Iron Gutters & Pipes / Cast Iron Round Downpipes / Round Pipe Offset 380mm (15″) Projection
Cast Iron Pipe Offset Swan Neck
CODE RWOS15 Category Cast Iron Round Downpipes

Round Pipe Offset 380mm (15″) Projection

£189.92 – £293.65Price range: £189.92 through £293.65 +VAT

Our cast iron round rainwater pipe offset 380mm and cast iron downpipe offset is suited to most period property renovations. Round cast iron pipe is available in primed and black as standard.
Sizes Available:

65mm (2.5″)
75mm (3″)
100mm (4″)
150mm (6″)

Cast iron round rainwater pipe offset: R2545, ,R3045, R4045, R6045, XR2545, XR3045, XR4045, XR6045
Also available as eared round cast iron pipe offsets.

Our traditional cast iron rainwater pipe is available in 4 sizes. It is now common to see 2.5″ pipes used in place of the older 2″ sizing.

Clear

Our traditional cast iron rainwater pipe is available in 3 sizes. It is now common to see 2.5″ pipes used in place of the older 2″ sizing.

Cast iron gutters and pipes offer great strength and durability, a proven history of long life, low noise operation and fire resistance. Most old buildings have cast iron rainwater systems that should be maintained and preserved however; these inherent benefits make a cast iron rainwater system an ideal choice for both traditional and modern installations.

Technical

For specific technical sizes on our range of cast iron gutters, rainwater pipes or UK manufactured brackets for cast metal rainwater products.

Additional information

Pipe Size/Finish

Primer 65mm, Primer 75mm, Primer 100mm, Black Painted 65mm, Black Painted 75mm, Black Painted 100mm

FAQ Categories

  • Cast Iron Airbricks
  • Cast Iron Airvents
  • Cast Iron Hopper Heads
  • Gutter & Pipe Brackets
  • Gutters & Pipes
  • Heating
  • Rooflight Openers
All FAQ
Which rooflight opener is best for a skylight above a kitchen sink or worktop?

Which rooflight opener is best for a skylight above a kitchen sink or worktop?

For rooflights directly above a worktop or sink, a telescopic screw-jack hand winder is the most practical choice. Available in polished brass, satin chrome, and polished chrome, these openers allow controlled ventilation from a fixed handle position without requiring a pole. The 150mm or 250mm size is typically appropriate for standard-height kitchen rooflights.

What sizes and weights are available for the Ornamental Airbrick?

What sizes and weights are available for the Ornamental Airbrick?

The Ornamental Airbrick (OAB) is available in three sizes: 225mm × 75mm (2.8kg), 225mm × 150mm (4.1kg), and 225mm × 225mm (5.8kg). All sizes have a uniform depth of 75mm, making them consistent to install across a subfloor ventilation course.

Is a brass rooflight opener suitable for use on a listed building?

Is a brass rooflight opener suitable for use on a listed building?

Yes. A polished brass finish is historically appropriate for period buildings and is generally acceptable to conservation officers for listed building projects. If you are unsure about the specification requirements for your project, we are happy to advise — call 0333 987 4452.

What does “hit and miss” mean on a ventilation grille?

What does “hit and miss” mean on a ventilation grille?

A hit and miss vent has a sliding plate on the reverse of the grille that can be moved to open or close the ventilation apertures. This allows airflow to be regulated without removing or replacing the grille. The vent can be fully open, partially open, or fully closed depending on ventilation requirements.

My builder has calculated out our heating requirement in each room of our house in BTU’s. Can you tell me what BTU’s stand for, and is this different to KW.

My builder has calculated out our heating requirement in each room of our house in BTU’s. Can you tell me what BTU’s stand for, and is this different to KW.

BTU stand’s for British Thermal Units. This was the old (Imperial) measurement for heat in connection with plumbing. Although BTU’s is a term still commonly used within the heating and plumbing, the industry is now going over to KW’s Kilowatts.

How long is the drive in spike on your rise and fall gutter bracket?

How long is the drive in spike on your rise and fall gutter bracket?

Our standard spike or sturt length is 300mm (12″). Other sizes are available upon request.

Are these rooflight openers suitable for use with Lumen Rooflights?

Are these rooflight openers suitable for use with Lumen Rooflights?

Yes. Our telescopic screw-jack openers and pole-operated handles are compatible with Lumen Rooflight systems. They are also suitable for use with other timber-framed rooflights and skylights fitted with appropriate catches or stays. If you are unsure of compatibility, call us on 0333 987 4452 and we can advise.

Are ornamental cast iron vents suitable for listed buildings?

Are ornamental cast iron vents suitable for listed buildings?

Yes. Cast iron ornamental vents in period patterns are frequently specified on listed buildings and conservation area properties as like-for-like replacements for original Victorian ironwork. Conservation officers generally accept cast iron in period patterns without objection. We can supply specifications to support planning and listed building consent applications.

Can the louvre airbrick be used to replace an existing cast iron ventilation grille?

Can the louvre airbrick be used to replace an existing cast iron ventilation grille?

Yes. The Louvre Airbrick is dimensioned to standard brick course openings and is suitable for direct replacement of worn, broken, or missing original cast iron louvre grilles. If you are unsure of the size required, measure the opening in the brickwork rather than the existing damaged grille.

What sizes does the telescopic brass rooflight opener come in?

What sizes does the telescopic brass rooflight opener come in?

The Brass Rooflight Hand Winder Opener – Telescopic is available in 150mm, 250mm, and 300mm sizes. The telescopic mechanism provides flexibility to accommodate varying rooflight positions and throw requirements. Throw: 165mm.

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