Esha Universal Future Proof Roofing - RIBA Product Selector
Esha Universal Future Proof Roofing - RIBA Product Selector
Esha Universal Future Proof Roofing - RIBA Product Selector
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<strong>Universal</strong> Systems<br />
One layer<br />
mechanically fastened<br />
Substrate<br />
Steel<br />
Timber (boarding / plywood)<br />
Concrete<br />
Existing roof surface<br />
Vapour control layer<br />
Depending on condensation risk calculation<br />
Apply according to local practice<br />
Laps depending on type of VCL: Generally longitudinal<br />
laps 100 mm, head laps 100 mm<br />
Insulation<br />
Install <strong>Esha</strong>Therm insulation according to local practice in<br />
broken bond<br />
Waterproofing<br />
ESHA UNIVERSAL mechanically with <strong>Esha</strong> fasteners, every<br />
250 mm or as local conditions / regulations<br />
Edge and corner-zones, where wind load calculations<br />
demands exceed 4 fasteners per metre, use band + strip<br />
method (see standard details)<br />
Weld laps with <strong>Esha</strong>Weld hot-air machine: longitudinal<br />
laps 130 mm head laps 100 mm<br />
Apply ESHA UNIVERSAL with a minimum of 50 mm to<br />
upstands<br />
Flashing of ESHA UNIVERSAL minimum 150 mm onto<br />
vertical and 150 mm to flat<br />
Note: Where the building exceeds 30 metres high, install<br />
an attachment layer of <strong>Esha</strong>Base Sanded with special <strong>Esha</strong><br />
fasteners, longitudinal laps 70 mm, head laps 100 mm,<br />
according to local regulations. Fully bond ESHA UNIVERSAL<br />
to <strong>Esha</strong>Base with ESHA UNIVERSAL Cold Adhesive. Weld laps<br />
with <strong>Esha</strong>Weld hot-air machine: longitudinal laps 80 mm<br />
head laps 100 mm.<br />
One layer<br />
loose laid ballasted<br />
Substrate<br />
Steel<br />
Timber (boarding / plywood)<br />
Concrete<br />
Existing roof surface<br />
Vapour control layer<br />
Depending on condensation risk calculation<br />
Apply according to local practice<br />
Laps depending on type of VCL: Generally longitudinal<br />
laps 100 mm, head laps 100 mm<br />
Insulation<br />
Install <strong>Esha</strong>Therm insulation according to local practice in<br />
broken bond<br />
Waterproofing<br />
Loose lay <strong>Esha</strong> <strong>Universal</strong><br />
Weld laps with <strong>Esha</strong>Weld hot-air machine: longitudinal<br />
laps 80 mm, head laps 100 mm<br />
Apply <strong>Esha</strong> <strong>Universal</strong> with a minimum of 50 mm to<br />
upstands<br />
Flashing of <strong>Esha</strong> <strong>Universal</strong> minimum 150 mm to vertical<br />
face and 150 mm to roof surface<br />
Ballast<br />
Install pebbles or paving on pads according to local<br />
preferences/regulations<br />
Note: At the end of its service life <strong>Esha</strong> <strong>Universal</strong> can be<br />
easily overlaid<br />
One layer loose laid ballasted<br />
as inverted roof<br />
Substrate<br />
Steel<br />
Timber (boarding / plywood)<br />
Concrete<br />
Existing roof surface<br />
Waterproofing membrane<br />
Loose lay ESHA UNIVERSAL<br />
Thermally weld laps with hot-air welding machine or<br />
overlap torch: longitudinal laps 80 mm and head laps<br />
100 mm<br />
Insulation<br />
Install <strong>Esha</strong>Therm insulation according to local practice in<br />
broken bond<br />
Waterproofing<br />
Loose lay ESHA UNIVERSAL<br />
Weld laps with <strong>Esha</strong>Weld hot-air machine: longitudinal<br />
laps 80 mm head laps 100 mm<br />
Apply ESHA UNIVERSAL with a minimum of 50 mm to<br />
upstands<br />
Flashing of ESHA UNIVERSAL minimum 150 mm to vertical<br />
face and 150 mm to roof surface<br />
Ballast<br />
Install pebbles or paving on pads according to local<br />
preferences/regulations<br />
Note: At the end of its service life ESHA UNIVERSAL can<br />
be easily overlaid<br />
One layer overlay<br />
cold adhesive<br />
Substrate<br />
Existing roof surface<br />
Pre-treatment<br />
Dry, level and clean existing roof surface<br />
Coat the existing roof surface with <strong>Esha</strong>Prime<br />
Vapour control layer<br />
Depending on condensation risk calculation<br />
Apply according to local practice<br />
Laps depending on type of VCL: Generally longitudinal<br />
laps 100 mm, head laps 100 mm<br />
Insulation<br />
Install <strong>Esha</strong>Therm insulation according to local practice in<br />
broken bond<br />
Waterproofing<br />
Adhere <strong>Esha</strong> <strong>Universal</strong> fully with <strong>Esha</strong> <strong>Universal</strong> Cold<br />
Adhesive<br />
Apply <strong>Esha</strong> <strong>Universal</strong> Cold Adhesive with a hard rubber<br />
squeegee (usage 800-1000 gr/m2)<br />
Apply <strong>Esha</strong> universal with staggered end laps<br />
Thermally weld laps with <strong>Esha</strong>Weld hot-air machine:<br />
longitudinal laps 80 mm head laps 100 mm<br />
Apply <strong>Esha</strong> <strong>Universal</strong> with a minimum of 50 mm to<br />
upstand<br />
Flashing of <strong>Esha</strong> <strong>Universal</strong> minimum 150 mm to vertical<br />
150mm to flat
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