Aug 26, 2026 · 47 min · 14 segments
Some properties look like great HMO deals on paper, but there are certain problems that no amount of negotiating, refurbishing or clever deal structuring can fix. In this episode, I break down the…
Andy GrahamHost
So what is it? Well, standard construction means typically brick or block cavity walls with a tiled or slate roof.

That's what the vast majority of British housing is made of, and it's what lenders are very comfortable with.

It was houses that were put up quickly and cheaply to replace bond stock or clear slums using methods that hadn't really been proven.

In the concrete houses in particular, the steel reinforcement that was put into them, it turned out to corrode over time and the concrete starts to crack and break away and the structure weakens.

So there's a genuine question over the remaining lifespan and the structural integrity of a building like that.

Because a mortgage is secured against the property, the lender needs to be confident that if you stop paying... and they repossess the building, that they can still sell it in 10, 20, 30 years' time for enough to at least clear the debt.

Now, if the valuer can't be confident that the building will be sound and saleable, the lender won't take it as security.

It isn't about whether or not the house is nice, or whether you can afford it, or whether the deal looks good.

So what is it? Well, standard construction means typically brick or block cavity walls with a tiled or slate roof.

That's what the vast majority of British housing is made of, and it's what lenders are very comfortable with.

It was houses that were put up quickly and cheaply to replace bond stock or clear slums using methods that hadn't really been proven.

In the concrete houses in particular, the steel reinforcement that was put into them, it turned out to corrode over time and the concrete starts to crack and break away and the structure weakens.

So there's a genuine question over the remaining lifespan and the structural integrity of a building like that.

Because a mortgage is secured against the property, the lender needs to be confident that if you stop paying... and they repossess the building, that they can still sell it in 10, 20, 30 years' time for enough to at least clear the debt.

Now, if the valuer can't be confident that the building will be sound and saleable, the lender won't take it as security.

It isn't about whether or not the house is nice, or whether you can afford it, or whether the deal looks good.
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