These are cheap and cheerful, was going to plug holes with mortar but this is so much easier.
Good neat looking finish plus pushes the dpc cream in tightly.
The Soudal Genius Gun Gap Filler Foam Moisture curing, polyurethane expanding foam for all general purpose gap filling. Adheres to most common building materials, resistant to water, heat and ageing. Excellent thermal and acoustic insulation values. Can be cut, sanded, plastered and painted after full cure. Not UV resistant, cover once cured with sealant, paint or plaster.
The Soudal Genius Gun Gap Filler Foam Moisture curing, polyurethane expanding foam for all general purpose gap filling. Adheres to most common building materials, resistant to water, heat and ageing. Excellent thermal and acoustic insulation values. Can be cut, sanded, plastered and painted after full cure. Not UV resistant, cover once cured with sealant, paint or plaster.