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Potterton LH Support Rail (7 Section) COM17937403

Potterton

Potterton LH Support Rail (7 Section) COM17937403

Left-hand support rail for Potterton Commercial NXR3 boilers, listed for the 7-section build.

Manufacturer part no.
COM17937403
Showing prices

£55.20

£46.00 ex. VAT · VAT at 20%

Available to order · 3 working days
Available to order · 3 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

This is a left-hand support rail for Potterton Commercial NXR3 boilers, supplied for the 7-section configuration. It forms part of the side support arrangement that holds and aligns the boiler sections on the left-hand side of the assembly. It is a Potterton Commercial part listed under the NXR3 spares range.

Signs this part needs replacing

  • Visible corrosion, pitting or thinning of the rail
  • Bending, distortion or cracking that affects section alignment
  • Loose or insecure support of the boiler sections on the left-hand side
  • Damage identified while the boiler is stripped down for servicing or section work

Before you order

  • Confirm the appliance is a Potterton Commercial NXR3 boiler
  • Confirm the section count of the boiler being worked on
  • Confirm that the left-hand rail is the one required, not the right-hand equivalent
  • Check the existing part against the part number before ordering

Not sure which part?

Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.