Home Delivery
  • Local deliveries (HX, HD, LS, YO, BD, WF, & HU) £20–£30 for orders under £1000, and free over £1000.
  • Other UK postcodes – A flat fee of £48 inc VAT applies when you purchase internal doors – Enjoy free shipping on orders above £1000*
  • For smaller items or ironmongery, a flat rate of £15 inc VAT applies.

*Please see our Delivery Charges page for full details and exceptions.

COLLECTION
  • Prefer to pick up? Collect your items for FREE from our office or warehouse. Call us to find your nearest collection point and arrange a suitable day.

Lead Times

  • In-stock internal/external doors are delivered within 3-5 working days*
  • Ironmongery 1-2 working days
  • Need it fast? We offer next day delivery – get in touch for a price. Order before 10:30am for next working day delivery on most doors. *Charges and lead times vary by postcode and supplier, so please contact us for a quote.

Backorder Policy

  • If any part of your order is out of stock/on backorder for more than 2 weeks, we can offer to split deliveries at no extra cost.

For full delivery details, visit our Delivery Information page.

Polished Marine SS (316) Brompton Centre Door Knob (Plain)

£208.94 inc. VAT
£174.12 ex. VAT

in stock

updated daily – subject to change

Delivery Lead Time: 3-5 working days

Delivery Lead Time: 1-2 working days

Delivery Lead Time: made to order 3-4 weeks

Delivery Lead Time: 1-2 working days

Delivery Lead Time: 3-5 working days Colour Finishes: Approx. 4 weeks

Polished Marine SS (316) Brompton Centre Door Knob – marine-grade stainless steel with polished mirror finish. Modern and strong. Fast UK delivery from Doorphoria.

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Contemporary strength with lasting shine

The Polished Marine SS (316) Brompton Centre Door Knob delivers a sleek, modern look built to withstand coastal conditions. Its smooth circular shape and mirror-polished surface reflect light beautifully, adding a clean, sophisticated finish to any front door. The design feels simple yet luxurious — perfect for modern homes and seaside properties alike.

Crafted from marine-grade steel

Each Polished Marine SS (316) Brompton Centre Door Knob is made from 316-grade stainless steel, a material renowned for its resistance to salt, moisture, and corrosion. The highly polished surface enhances the natural shine of the steel, giving a premium appearance that lasts. Because it’s crafted with precision, every piece in the Brompton collection balances elegance with practicality.

To complete your entrance, pair it with our Polished Marine SS (316) Brompton Door Knocker or Polished Marine SS (316) Brompton Door Handle for a seamless, coordinated look.

Built for performance and durability

This centre door knob includes an M10 x 110mm stainless steel threaded bolt for secure bolt-through fitting. A location pin on the rose prevents rotation, keeping the knob perfectly positioned over time. The Polished Marine SS (316) Brompton Centre Door Knob offers strength, stability, and smooth handling for daily use, while maintaining a bright, reflective finish that stays elegant for years.

Suited to any home style

The mirror-polished stainless steel finish complements timber, composite, and uPVC doors equally well. Its neutral tone suits both dark and light exteriors, adding a professional, high-end touch. From modern townhouses to coastal cottages, this door knob delivers both visual appeal and marine-grade reliability.

You can also complete your exterior with the Polished Marine SS (316) Brompton Letter Plate and Polished Marine SS (316) Brompton Door Hinges, each made to match this bright, durable finish.

Dimensions

  • Knob Size: 90mm diameter

  • Projection: 68mm

  • Rose Size: 90mm diameter x 10mm

  • Fixings: M10 x 110mm stainless steel threaded bolt (included)

Why shop at Doorphoria

At Doorphoria, we blend innovation, craftsmanship, and design excellence. Based in Halifax, West Yorkshire, we supply premium doors and architectural hardware across Leeds, Manchester, and throughout the UK. The Brompton collection represents our commitment to quality — combining modern design with materials that perform beautifully, even in challenging environments.

Enhance your home’s entrance with the Polished Marine SS (316) Brompton Centre Door Knob – a flawless mix of shine, strength, and timeless style.

SKU: 46766
Home Delivery
  • Local deliveries (HX, HD, LS, YO, BD, WF, & HU) £20–£30 for orders under £1000, and free over £1000.
  • Other UK postcodes – A flat fee of £48 inc VAT applies when you purchase internal doors – Enjoy free shipping on orders above £1000*
  • For smaller items or ironmongery, a flat rate of £15 inc VAT applies.

*Please see our Delivery Charges page for full details and exceptions.

COLLECTION
  • Prefer to pick up? Collect your items for FREE from our office or warehouse. Call us to find your nearest collection point and arrange a suitable day.

Lead Times

  • In-stock internal/external doors are delivered within 3-5 working days*
  • Ironmongery 1-2 working days
  • Need it fast? We offer next day delivery – get in touch for a price. Order before 10:30am for next working day delivery on most doors. *Charges and lead times vary by postcode and supplier, so please contact us for a quote.

Backorder Policy

  • If any part of your order is out of stock/on backorder for more than 2 weeks, we can offer to split deliveries at no extra cost.

For full delivery details, visit our Delivery Information page.

  • If any part of your order is out of stock/on backorder for more than 2 weeks, we can offer to split deliveries at no extra cost.

For full delivery details, visit our Delivery Information page.

FAQs

1. What material is the Polished Marine SS (316) Brompton Centre Door Knob made from?
It’s made from marine-grade 316 stainless steel, known for its corrosion resistance and strength.

2. Is it suitable for coastal or outdoor use?
Yes, it’s designed specifically for coastal areas and humid conditions thanks to its marine-grade composition.

3. How do I install it?
It includes an M10 x 110mm stainless steel threaded bolt for a secure bolt-through fitting.

4. Does the polished finish require special care?
No, just wipe it occasionally with a soft cloth to maintain its bright, mirror shine.

5. Can I match it with other products in the same finish?
Absolutely. Pair it with the Brompton Door Knocker, Letter Plate, or Door Handle in polished marine stainless steel for a consistent look.

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