Glass Roof Specification
For those who prefer more neutral tones in their conservatory, choosing Ambi-Neutral, the least tinted roof glass in the range, provides a natural look to the finished room.
The advanced technology of this roof glass reflects 60% of the sun’s solar heat, while reducing the sun’s glare by 63%.
As with the majority of products in the Ambience range, Ambi-Neutral is a self-cleaning glass.
Solar reflective Glass self cleaning specification
- This includes solar control to prevent excessive heat build up and resist up to 63% of the suns energy.
- This roof will also keep you warm in winter with a U value of 0.9
- Dual action self clean coating that has a lifetime guarantee and is activated by sunlight and rain.
- Reduces by 50% the noise of polycarbonate roofs when raining .
- Blue tinting reduces the glare of the sunlight.
- The actual glass units are 4mm Pilkingtons toughened and are filled with argon gas.
“Celcius Elite Roof” self cleaning specification
- This includes solar control to prevent excessive heat build up and resist up to 63% of the suns energy.
- This roof will also keep you warm in winter with a U value of 1.1.
- Dual action self clean coating that has a lifetime guarantee and is activated by sunlight and rain.
- Reduces by 50% the noise of poly carbonate roofs when raining.
- Blue tinting reduces the glare of the sunlight.
- The actual glass units are 4mm Pilkington’s toughened and are filled with argon gas.
- Mechanical roof vent (to be confirmed by Pilkington’s)

Solid Roof
- Lightweight & structurally tested
- Energy efficient & weather resistant
- Building control approved
Leka Solid Roof Specification
- GRP Rafters and Ring Beam – prevents woodworm, moisture absorption and condensation.
- Internal Leka Boards – 100% Waterproof and a third the weight of plasterboards. Thermally very efficient and allow a traditional skim finish.
- Celotex Insulation – high value efficiency and BBA approved.
- Outer Sheets – Strong, load bearing and insulated. A structural alternative to ply board, significantly lighter and 100% waterproof.
- Exterior Tile Finish – Slate or Metal options available in numerous colours.
- Overall U Value sub 0.15U.
You can view the Leka roof explanation here.

Base & Brickwork Specification
- All building work will be carried out to comply with all building regulation, foundations to the same depth of your property.
- Footings dug out, concrete infill and cavity wall built to ground level, finished with engineering bricks as DPC.
- The base would consist of 150mm thick compacted hardcore, sand bunding, 50mm of insulation and a damp proof membrane.
- The floor will be completed with a smooth finished 100mm concrete floor slab.
- The cavity wall that would be run down to the foundation is 260mm in width with cavity wall insulation between the brickwork.
- Please note, minimum foundations depth is 525mm up to 1000mm depending on ground conditions, standard minimum width of foundations is 450mm.
- The height of the dwarf wall is set at 800mm, this is to allow for your requirement for a full opening window which can only be manufactured to a maximum height of 1300mm
- 250mm Duraboard to cap all cavity’s, in mahogany finish. • Plaster finish to internal brickwork including dwarf wall and back wall.
- First fixing for 3 electrical sockets at this stage, second fixing after plaster work is completed.
- The whole base to fully incorporate under floor thermostatically heating. ( please find enclosed brochure)
- A border one metre wide running around the conservatory brick wall finished in decorative P pebble, the option of a blocked paved finish if required. (extra cost).
