I will admit, I don’t fully understand the self build mortgages. My interpretation was generally need 20% deposit of purchase price, pay a higher interest rate e.g. 6% they release the fund in stages or all together depend on lender. Once the build is complete you can pay a ERC and go a find a lower interest mortgage?
In discussion with mortgage broker, we discussed and discounted a bridging or renovation loan, they told us it would be too expensive. We have sent them photo of the site, they are going to have another meeting to see what our next move would be