Voids, Repositioning and Retrofit Warehouse Finance in 2026
An empty warehouse, or a tired one with a poor energy rating, looks like a problem on a balance sheet. To the right buyer it is the opposite. A vacant unit bought below its let value, brought up to standard and leased out, can crystallise a much larger investment value than the price paid for the empty shell. That gap between what an under-let or sub-standard asset is worth today and what it is worth fully let and compliant is where repositioning works, and funding that journey is a distinct discipline of its own.
This guide explains how vacant warehouse finance works in 2026: how lenders read voids and under-let stock, why the tightening energy rules are reshaping the whole sector, and how a brown-to-green retrofit is funded and then exited. We set out the bridging and development routes that carry an asset through the works, how the exit onto stabilised term debt is structured, and how risk is priced along the way. If you are looking at a void, an under-let estate or a retrofit, you can go straight to voids, repositioning and retrofit warehouse finance and talk to us.
The void and repositioning challenge
A vacant or under-let warehouse is valued and funded very differently from a let one. A let unit is valued on its income, with the rent capitalised at a yield by a RICS valuer. An empty unit has no income to capitalise, so it is valued closer to vacant-possession value, which is usually well below what the same building would be worth fully let to a strong tenant on a long lease. That difference is the heart of the repositioning case, and it is also why a lender prices a void with more caution.
The market backdrop matters here. UK industrial vacancy ran at around 7.1% at the end of 2025 on CBRE’s basis, and around 7.5% on Knight Frank’s 50,000 sq ft reading, against a 10-year average closer to 4.6% per Knight Frank. That is not a collapse, but it is a clear move up from the very tight conditions of recent years. Knight Frank notes that the rise has been driven by second-hand space returning to the market as occupiers consolidate into prime, modern stock, rather than by a wave of new completions. In plain terms, the softer space is the older, less efficient space, and that is exactly the stock that repositioning targets.
For an investor, a void is a value-add opportunity. Buy the under-let or empty asset, fix what holds it back, lease it up, and refinance onto stabilised investment debt against the new, higher income value. For a lender, the same situation is letting risk that has to be priced and, crucially, exited. The two views are reconciled by the business plan: a credible, evidenced path from empty to let is what turns a risky void into a fundable repositioning, and we spend most of our time helping owners present that plan the way a lender needs to see it.
This is commercial property work, and the finance that funds it sits across several distinct product types. The acquisition of an empty unit usually starts on warehouse bridging finance, the speed-led short-term loan that takes vacant or transitional industrial property on while the plan is put in place. The retrofit capital expenditure is then funded through warehouse and logistics development finance, the development and refurbishment route built for the works. The exit is handled by warehouse refinance and stabilisation loans, which take a part-let or freshly refurbished asset onto a stabilised investment term. And where the end position is a held investment rather than a sale, warehouse purchase and investment finance is the long-term commercial mortgage the let, compliant building refinances onto. Knowing which of these products fits each stage is most of the value a broker adds.
EPC and MEES: the retrofit wall
The single biggest force reshaping this part of the market is energy efficiency regulation, and it is creating a wall of fundable work. Under the minimum energy efficiency standards, the proposed minimum non-domestic EPC for letting is expected to rise to C from April 2027, with B following in 2030, according to Knight Frank. Today the floor is E. Each step up takes a large slice of existing stock below the line unless it is upgraded.
The scale is striking. Knight Frank estimates that around 128m sq ft of UK warehouse space, roughly 18% of all units above 50,000 sq ft, is at risk of becoming unlettable by 2027 under the proposed EPC C minimum. By 2030, when the minimum is proposed to rise to EPC B, as much as 404m sq ft, about 60% of all units above 50,000 sq ft, could become unlettable without upgrades, again per Knight Frank. The backlog is heavily weighted toward older buildings: about 82% of existing UK warehouse stock built before 2000 does not meet the minimum EPC requirement, and only about 6% of stock has been upgraded in the past five years, according to Knight Frank. Savills reads the wider supply picture the same way, finding that around 78% of current UK industrial and logistics supply holds an EPC rating of C or below, which leaves a wide gap to the proposed 2030 EPC B standard.
Read those figures together and the message is simple. A very large share of the country’s warehouse stock faces a retrofit bill, the deadlines are now close enough to drive decisions, and the rate of upgrade so far has been nowhere near fast enough to clear the backlog. That is what we mean when we say the EPC retrofit bill is not a cost to be feared; it is a funding event, brown to green. An owner who upgrades ahead of the deadline protects lettability and value and can borrow against the result, while an owner who waits risks holding an asset that cannot legally be let.
The good news for funding the works is that warehouse retrofits are often tractable. Knight Frank notes that warehouses tend to have low energy intensity per square metre but weak building-fabric and heating performance, for example poorly controlled radiant heating, so EPC upgrades commonly centre on fabric, lighting, heating controls and on-site solar. These are defined, costed packages of work rather than open-ended rebuilds, which is precisely the kind of capital expenditure that development and refurbishment finance is built to support.
How a repositioning is funded and exited
A repositioning is funded in stages, because the asset changes character as it moves from empty and sub-standard to let and compliant. The funding follows that arc.
The first stage is acquisition and holding. The buyer needs to take control of the commercial property, often quickly, sometimes at auction or out of a distressed situation, and carry it while the plan is put in place. Because there is little or no rental income at this point, this stage usually sits on short-term money rather than term debt. Warehouse bridging finance at around 0.65% to 1.0% per month, with a term of up to 12 to 18 months, is the common tool, sized against the vacant-possession value and the strength of the plan. As a transitional loan it does not need the asset to wash its face on income, which is why it suits a vacant building that a standard commercial mortgage would not yet support.
The second stage is the works themselves: the retrofit, refurbishment or repositioning capital expenditure that lifts the EPC, modernises the unit and makes it lettable. This is funded through development or refurbishment finance, typically advanced at around 60% to 70% of total cost, with the interest usually rolled up over the works and repaid on exit rather than serviced monthly. Sizing is set against both the cost of the works and the expected end value, so a credible end position is doing real work in the underwriting.
The third stage is stabilisation. Once the unit is upgraded, it has to be let. A stabilisation loan bridges the gap between a part-let or freshly refurbished unit and a stabilised investment refinance, sized to the business plan and the strength of the lease-up. As tenants sign and rental income starts to land, the asset begins to look like an income-producing investment again, and the tenant covenant strength on those new leases becomes a core input into what the refinance will support.
The fourth stage is the exit, and it is the one a lender cares about most from day one. The repositioned, let and compliant warehouse is refinanced onto stabilised investment term debt, priced on the new rent, the tenant covenant and the lease, or it is sold. That exit is what repays the bridging and the development finance used to get there. Without a credible exit, the earlier stages do not get funded, however attractive the building.
Bridging and development for retrofit
The two workhorse routes through a repositioning are bridging and development or refurbishment finance, and it helps to be clear on when each fits.
Bridging is the speed-led, transitional tool. It suits the moment of acquisition, vacant possession, a fast purchase or carrying a part-let or empty unit toward a refinance. In 2026 it is priced at around 0.65% to 1.0% per month, with terms up to 12 to 18 months. It is dearer than term debt, and deliberately so, because it is short-dated and is carrying genuine risk while the asset is non-income-producing. The non-negotiable feature of any bridge is a clear, evidenced exit, whether that is a refinance onto term debt, a completed lease-up or a sale. A bridge without an exit is not a plan.
Development and refurbishment finance is the route for the works. It covers ground-up logistics and industrial schemes, but just as importantly it covers major refurbishment, extension and retrofit, which is what most brown-to-green repositioning involves. It is advanced at around 60% to 70% of total cost, with interest rolled up over the build and repaid on exit. Because it is sized against both cost and end value, a pre-let or a credible exit materially improves the terms a lender will offer. For an EPC-driven retrofit, the works package, the projected post-works EPC and the evidence of letting demand all feed straight into how comfortable the lender is and how it prices. This is where warehouse and logistics development finance does the heavy lifting on the real estate, because the refurbishment spend is what lifts a sub-standard building back above the regulatory line and back into the lettable market.
In practice the two often combine across a single project, with a bridge taking the asset on and a development or refurbishment facility funding the works, before both are cleared by a stabilised refinance at the end. The supply backdrop helps the case. Speculative space under construction was around 7.6m sq ft, the lowest level since the third quarter of 2020 and down roughly 65% from the Q2 2022 peak, according to Savills, while completions ran at about 16m sq ft in 2025, the lowest annual total since 2018, per Knight Frank. With less new space arriving, well-located stock brought up to a modern standard competes strongly for occupiers, which strengthens the lease-up assumption the whole plan rests on.
Risk pricing and the exit
A repositioning is priced on the risks the lender is taking on during the works, and those risks fall into a few clear buckets. Understanding them helps an owner present a plan that prices keenly.
Letting risk is the first. The plan assumes the unit lets, at a rent and within a timeframe, but until tenants sign that is an assumption, not income. Lenders test it against the evidence: the location and connectivity, the depth of occupier demand, comparable lettings nearby and any pre-let or agency interest. A strong, well-connected location with active demand prices better than a weaker one, because the lease-up looks more certain. The diversity of occupier demand helps here, with manufacturing the largest occupier type in 2025 at about 33% of take-up per Savills, third-party logistics at about 31.5%, and retail demand contributing around 31% of take-up in the year to Q2 2025 per CBRE. A unit that can appeal to several occupier types carries less letting risk than one tied to a single, narrow use.
Works risk is the second. A retrofit has a cost and a timeline, and both can move. Lenders look for properly costed schemes, sensible contingency and a credible team, and they price an open-ended or speculative works plan more cautiously than a defined package of fabric, lighting, heating-controls and solar upgrades with a clear target EPC.
Exit risk is the third and the one that ties everything together. The exit is the refinance onto stabilised investment term debt, the warehouse purchase and investment finance the building lands on once it is let, or it is a sale. It has to be deliverable on the numbers the plan assumes. Investment term debt in 2026 is priced broadly at 6.0% to 8.0% all-in in the current 3.75% base-rate environment, with let investment stock typically supporting up to around 60% to 75% LTV, covenant and lease dependent, and interest cover commonly tested around 1.3 to 1.6 times at a stressed rate. That stress test is why tenant covenant strength matters so much: a stronger covenant on a longer lease supports a larger commercial mortgage at the exit. The repositioned asset has to clear those tests on its new rental income for the exit to work. Where the exit is a sale, prime UK distribution yields stood at 5.00% at December 2025 and were stable per Knight Frank, which anchors the value a let, compliant unit can command. These are business loans against income-producing real estate, and the specialist property lenders and challenger banks active in this space each read the same evidence differently, which is where shopping the deal earns its keep.
Pulling the threads together, the value-add logic is straightforward. Buy the under-let or sub-standard asset at a price that reflects the void and the works. Fund the acquisition with a bridge and the retrofit with development or refurbishment finance. Lease it up, with a stabilisation loan if needed. Then refinance onto investment term debt against the new, higher income value, or sell. The Bank of England base rate has been held at 3.75% since the December 2025 cut, which gives some stability to the term-debt pricing the exit relies on, though every figure here moves with the base rate and the case. None of this is a quote; it is indicative market commentary, and individual lenders set their own terms case by case.
Frequently asked questions
Can I get finance on a vacant warehouse? Yes. A vacant unit is funded on its vacant-possession value and the strength of the plan to let it, usually with a bridge at around 0.65% to 1.0% per month and up to 12 to 18 months, with a clear exit onto term debt, a lease-up or a sale.
How is an EPC retrofit funded? Through development or refurbishment finance, typically at around 60% to 70% of total cost with interest rolled up over the works. The package of fabric, lighting, heating-controls and solar upgrades, the target EPC and the evidence of letting demand all feed into the terms.
Why is the energy rating such a big deal now? Because the minimum EPC for letting is proposed to rise to C from April 2027 and B from 2030 per Knight Frank, and a large share of stock falls short. Knight Frank estimates around 404m sq ft, about 60% of units above 50,000 sq ft, could be unlettable by 2030 without upgrades, and about 82% of pre-2000 stock does not meet the requirement today.
How does the exit work? The repositioned, let and compliant warehouse is refinanced onto stabilised investment term debt, priced on the new rent, the covenant and the lease, or it is sold. That exit repays the bridging and development finance used to get there.
Is now a good time to reposition older warehouses? With vacancy at around 7.1% to 7.5% concentrated in older stock, a thin new-build pipeline and a tightening EPC timeline, well-located stock brought up to a modern standard competes strongly for occupiers. The case rests on a credible plan and a deliverable exit.
Talk to us
If you are looking at a void, an under-let estate or a warehouse facing an EPC retrofit, the question is always the same: what is it worth today, what will it be worth let and compliant, and how do we fund and exit the journey between the two. Get the plan and the exit right and the void becomes a value-add, with the retrofit bill turned from a cost into a funding event, brown to green.
You can talk to a warehouse finance specialist about your repositioning or retrofit. We are a commercial finance business, and warehouse and industrial property lending of this kind is unregulated business lending. We are not authorised by the Financial Conduct Authority. Where a deal involves a regulated element, we refer it to an appropriately regulated firm. This article is general information, not regulated financial advice; please take professional advice for your own situation.