first applied, has a dark black colour. Over time it
binds the tar mixture together breaks down or ages as
as it is exposed to heat when itís being mixed. Exposure
air, water and sunlight causes oxidisation, making tar age.
tar surface appears grey and shows sign of drying out then
time for the surface to be
the tar, restores essential oils, rejuvenates the
binder and repairs damage.
rejuvenate an old driveway if the driveway is still
or areas where the existing tar has softened must be
or the trouble spots can make their way up through the
tar needs to be thoroughly cleaned and then a
coarse may be laid over the existing surface.
is known as an overlay. The overlay is bonded to the
surface with an emulsion known as a tack coat.
coat is applied to the prepared, existing surface before
the new surface/wearing coarse.