
Forms 2 and 3: what comes after backfill
Form 1 is available to pilot today. Forms 2 and 3 extend the same material system into precast tiles and cast formats on the roadmap.
Arash Falah
Who should request a SubLay C pilot, what a pilot pack includes, and how to use the pilot request form.

Yalda Biyabani
Head of Commercial

Year 1, SubLay is looking for Finnish electricity distribution partners and the civil contractors who place for them. The goal is controlled first placements of SubLay C Form 1: engineered protective backfill around buried foundations, with a practical monitoring plan on each pilot.

Distribution system owners (DSOs) and related asset owners who bury and maintain reinforced concrete in aggressive ground: pole foundations, substation foundations, cable chambers, and similar assets. Coastal, sulfate-bearing or acidic soils, and salt-loaded roadside environments are the problem set Form 1 is built for.
Civil contractors who already dig and backfill those foundations. You do not need a new specialty crew. You need a clear thickness, compaction, and QC note you can run on a normal day.
Road and bridge teams are a sensible conversation after the electricity-distribution focus and independent EU laboratory work are further along. We still welcome early contact if your site fits, but Finnish DSO foundations are our first focus.
Good first-pilot traits: Finland, accessible for visits, a low-risk asset (not a critical single-point failure), and a buyer willing to allow monitoring and later anonymised learnings. We qualify every lead; not every enquiry becomes a first placement.
A SubLay C pilot pack is scoped per project. In plain terms it includes:
Tonne supply for ongoing Form 1 delivery comes after a successful pilot conversation, with logistics planned around your contractor. Pricing is agreed in the quote for your project.
A pilot request is an enquiry, not an order. We review asset type, region, timing, and decision-makers, then propose scope if it fits.
Use the pilot request form. Fill in name, organisation, role, email, and the basics of the asset: type, location, and any timing you already know. Add a short message if you have constraints (winter window, monitoring limits, virgin grade preference).
Consent on the form covers contact about pilots under our privacy notice. After submit you land on a confirmation page; our team reads every enquiry and follows up.
You can also start from the SubLay C product page if you want the placement story and validation table first, then jump to Request a pilot.
If you own or place buried foundations in Finnish distribution networks and want a soil-side protective bed in scope, request a pilot. Tell us the asset, the region, and when the trench opens. We will reply with whether it fits a first controlled placement and what the pack would include.
Keep reading

Form 1 is available to pilot today. Forms 2 and 3 extend the same material system into precast tiles and cast formats on the roadmap.
Arash Falah

Why SubLay uses ready / in progress / roadmap labels instead of protection percentages, and how to read the validation table.
Mahtab Dehghani
Discussion
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