We save you heat, you save your money!

Enjoy great savings on your energy bills all year round while enjoying a comfortable indoor climate in every season with Ireland’s leading spray insulation installer.


What We Offer

Cavity Wall Insulation

McTaggart Insulation only use market leading high-quality materials, and this is no different in the case with our bonded bead Cavity Wall Insulation.

Read More

Attic/Roof Insulation

Attics are usually one of the most neglected spaces and can account for up to 35% of heat loss within your home.  McTaggart Insulation specialise in rolled attic insulation.

Read More

External Insulation

Insulation is attached to the outer surface of the external wall and will require your external walls the heat up before they begin and release heat slowly.

Read More

Welcome to McTaggart Insulation

Based in Donegal and Sligo, we provide a quality service within the Northwest of Ireland that is over and above the current standards set out in our current Building Regulations (2007). In coinciding with these standards, McTaggart Insulation is both National Standards Authority of Ireland (NSAI) (IAB/0320/409) and Sustainable Energy Authority of Ireland (SEAI) approved (15552).

Our qualified team can test your home for heat loss and offer you a range of insulation services to help reduce your heating bills and meet your budget.

Years Experience
0 +
Finished Projects
0 +
of Foam Sprayed
+ 0 km
Customer Satisfaction
0 %