
LOSP pine stair kit
A treated pine kit for your stair enquiry. Choose the tread count and width, then send your measurements for confirmation.
DIY Timber Stairs · Stair-kit specialist
DIY Timber Stairs specialises in timber stair kits and components. Compare LOSP pine, Merbau and premium kits, work out your stair dimensions and build a quote for your outdoor flight. Custom and internal stair enquiries are welcome too.
Timber stair kit · reference product photographDesigned aroundFind your starting point
Build an enquiry from your measurements. We confirm the material, components and final details in your quote.

A treated pine kit for your stair enquiry. Choose the tread count and width, then send your measurements for confirmation.

Explore Merbau timber stairs. Build your quote request around the flight size and width you need.

Discuss a premium stair kit for your project. We confirm the timber, tread detail and included components in your quote.
A specialist starting point
DIY Timber Stairs brings product selection, stair geometry and a written quote request together.
Choose a timber range for a new flight, or enquire about separate stringers, treads and handrail components. Confirm exactly what is included before ordering.
Use the stair calculator, rise table and printable checklist to describe height, width and space. Planning tools do not replace final design checks.
Add the kit or custom layout you need, then send your project notes and postcode. DIY Timber Stairs confirms specification, price, timing and delivery in writing.

More than a standard flight
Planning an internal timber staircase? Tell us the floor-to-floor height, the width and what you have in mind. We’ll discuss the details required for a custom quote.
Explore internal stairs ↗Start with the right numbers
Measure vertically between the finished lower surface and the finished upper landing.
Use the calculator for an indicative view of rises, treads and horizontal projection.
Add the products you need and send your details. Nothing is charged online.
Practical stair planning
Understand stair rise, going, treads, stringers, landings and width measurements with a labelled diagram and plain-English definitions.
Read guide →Print a stair enquiry worksheet for finished height, available space, width, photographs and component notes before requesting your quote.
Read guide →Compare complete kits and components, label stair widths, prepare photographs and confirm delivery, inclusions and written quote details.
Read guide →Your stair questions
Explore LOSP pine, Merbau and premium stair kits. Select a tread count and width to prepare a quote request. The quote confirms material specifications, components and price.
Where the upper landing forms the final step, a flight with four treads has five risers. At 165 mm each, its indicative total rise is 825 mm. Our riser and tread guide explains the full table.
Yes. For internal stairs, send your floor-to-floor height, width, available space and project notes. Use the calculator for an indicative custom layout, then request a quote.
Find kit ranges, components, measurements and buyer guidance in one place.
Search DIY Timber Stairs →Make the next step yours
Add a stair to your quote, or talk through what you need with us.