How To Insulate A Concrete Roof

To produce a hot roof rigid insulation is fitted outside above the weatherproofing.

How to insulate a concrete roof.

By insulating the building you are helping to keep valuable heat inside the building but also reducing the possibility of condensation forming. Cold roof a very bad idea. The roof on the other hand is just a single slab of concrete prob about 5 thick. The existing ceiling is sound but provides no insulation.

This is then covered with a further weatherproofing layer. The importance of concrete garage insulation cannot be stressed enough when embarking on the lining out process. Insulating concrete is made with special lightweight aggregates meeting astm specifications c332 or made by using preformed or formed in place foam with cement cement sand mortar and also with lightweight aggregates. The inside roof is painted with white cement.

There are two main ways to insulate a concrete garage. Internally there isn t enough headroom to insulate the roof. The amount of insulation required with the specific structural deck will determine the. I live in india where most of the building roofs are made of concrete.

From what i can tell the walls are the same as the rest of the house and not just a single brick skin. There is only a small gap between this ceiling and a concrete roof cold roof felt covered. With an inverted warm roof construction put ballast usually graded pebbles or concrete paving slabs on top of the insulation in order to keep the insulation down in the event of wind. Can you give me some information on insulating concrete for roof decks.

To insulate a flat roof with a concrete deck we recommend a warm deck construction method where the vapour control layer is sandwiched between the concrete deck and a layer of rigid pir insulation boards. I was aware of the options like having good ventilation insulation trees etc. In summer during night the roof emits too much of heat that were absorbed during day time. I ve built a timber frame to support a new plasterboard ceiling below the existing one.

This method eliminates the need for ventilation and the risk of condensation whilst providing superior thermal performance to cold deck. Green roofs a green sedum or grass roof can also be put onto a flat roof provided it can take the weight. Cold roof systems are highly inadvisable as insulation from the inside will inevitably lead to the formation of condensation.