14kg Bonding Felt

Traditional DIY sand underlay for use on sheds and non-habitable buildings
Suitable for non-habitable buildings
Sand finish
Available in 10m Rolls

PRODUCT USE
Primarily intended for use an underlay in a traditional built
up flat roof system for non-habitable outbuildings and
garages when in conjunction with a suitable capsheet.
Also used as an economical weatherproofing membrane for
sheds, non-habitable garden buildings and animal Shelters.
Life expectancy of the product varies greatly due to exposure
to weather elements and also quality of installation.

COMPOSITION AND MANUFACTURE
The base carrier consists of a recycled rag fibre sheet
which is saturated with penetration grade bitumen then
coated both sides in a with modified bitumen. The coated
material is finished on both surfaces with sand to prevent
sticking in the roll. The membrane is cut to roll
length, wrapped and labelled according to specification and
customer requirement.

INSTALLATION
Lightweight bonding can be used as a Single layer, but for best
performance install over a suitable underlay, or apply 2 layers,
which should be nailed onto the substrate. It should be installed
by using clout Nails and felt adhesive to seal laps (75mm
minimum). Start from the eaves (Lengthwise), work upwards
and finish with overlaying the ridge.
When installed as a single layer, the minimum Pitch of the roof
should be greater than 20 degrees.
It is not recommended to use below 5°c.

STORAGE & HANDLING
Do not drag rolls across rough surfaces, they should be
Lifted. They should be stood on their end on a dry
surface. If using pallets do not stack more than
2 high. Avoid mechanical damage and wet storage
conditions. During colder periods it is recommended
that rolls are stored at a temperature above 10°c for
24 hours prior to use, and not unrolled, folded or usedin
temperatures below 5°c.