Galvanised or Powder Coated? Choosing a DDA Handrail Finish

Every DDA fitting and every length of tube we supply is galvanised as standard. Powder coating is an option on top, and on an accessible handrail it does two things galvanising can’t: it gives you colour contrast, and it takes the sting out of a cold rail.

It also changes the lead time. That’s the trade-off, and it’s easier to make the decision before the quote than after.

What Galvanising Gives You

Fittings are galvanised to ISO 1461, and Fisher Alvin tube in 3.2m and 6.4m lengths conforms to BS EN ISO 1461.

For most applications that is the right answer. Industrial walkways, warehouse barriers, external steps on a service yard, agricultural work: galvanised, from stock, delivered next day.

Where it falls short is accessibility, on two counts.

Colour Contrast Is an Accessibility Requirement

Approved Document M treats visual contrast as part of accessible design. A handrail somebody can’t see is a handrail they can’t find. It is one of the five DDA handrail requirements.

Galvanised steel is a mid-grey with a variable, mottled surface. Against a grey render wall, a concrete retaining wall, a galvanised balustrade or a wet pavement, it disappears, particularly for a user with reduced vision.

Powder coating in a RAL colour solves it directly. The choice of colour isn’t aesthetic preference; it’s a function of what the rail will be seen against. A dark rail against pale render, a strong colour against dark brick. Pick the colour after you’ve looked at the background, not from a swatch in an office.

Cold Steel Is a Barrier People Don’t Mention

The second problem is temperature. Bare galvanised steel outdoors in winter is unpleasant to hold, and people respond by not holding it: gripping a sleeve over it, or letting go at the point they most need support.

A powder coated finish gives the impression of being warmer to the touch in cold weather.

On an external ramp or step at a public entrance, this matters more than it sounds. A rail that people avoid holding in January is not doing the job it was installed for.

The Trade-Off: Lead Time

Powder coating is not a stock finish. It is quoted on request, and that changes the date.

Galvanised product is stock. Key clamp orders go out for next-day delivery across the UK; orders including tube usually take two to three days depending on location and requirement.

Powder coated product is not stock. It leaves us, goes to the coaters, and comes back. On small quantities or unusual colours, availability can be the constraint rather than the coating itself. If a programme is tight, this is the item that moves the date.

Two practical consequences:

Specify the finish at quote stage. Tell us at the outset and we’ll build it into the price and the programme. Coming back after the quote to add powder coating means requoting and re-planning the delivery.

Order the whole assembly together. Coating a batch of fittings and tube in one go gives a consistent colour. Adding a few pieces later, from a different batch, rarely matches exactly.

Which to Specify

Galvanised where the rail is industrial, out of public circulation, or where the background already gives you contrast. Warehouse and yard barriers, plant access, agricultural and equestrian work, service stairs. Stock, fastest delivery, lowest cost.

Powder coated where the rail is an accessible route in a building the public uses. Ramps and steps at entrances, schools, GP surgeries, care homes, libraries and retail frontages. Anywhere Approved Document M applies and anywhere the rail will be gripped outdoors in cold weather.

Where the budget only stretches to coating part of a job, coat the handrail rather than the guarding. The handrail is the part people touch and the part they need to see.

Maintenance

Modular assembly keeps repairs simple. A section that gets damaged can be unbolted and swapped rather than cut out and rewelded, so a repair doesn’t mean matching a coating across a whole run.

Getting It Quoted

Tell us the finish when you send the enquiry, along with the RAL reference if you have one and the drawing or sketch if you have one of those. We’ll build the coating into the price and give you a realistic date rather than a stock date. Browse the DDA fittings and tube first if it helps.

Request a quote and we reply within one hour in working hours, or call the sales office on 01905 779944.

Handrail Finish FAQs

What Finish Do DDA Handrails Come in as Standard?

Galvanised. Fittings are galvanised to ISO 1461, and our tube conforms to BS EN ISO 1461.

Can I Get Handrails in a Specific Colour?

Yes. Handrails can be powder coated in a RAL colour on request. Specify the RAL reference at quote stage so it’s built into the price and the delivery date.

Does Powder Coating Help with DDA Compliance?

It supports two things Approved Document M cares about. Colour contrast makes the rail easier to find for users with reduced vision, and a coated finish gives the impression of being warmer to the touch in cold weather, so people are more willing to grip it.

Does Powder Coating Take Longer to Deliver?

Yes. Galvanised product is stock: next-day delivery on key clamp orders, usually two to three days where tube is included. Powder coated product has to go to the coaters and back, so allow additional time and confirm the date when you order.

Should I Coat the Handrail or the Whole Structure?

If budget is limited, coat the handrail. It is the part users grip and the part that needs to contrast with the background. Guarding below the rail is less critical to accessibility.