Due to ______________ the dampness finds its way to the floors through the substructure.

Due to ________ the external faces of wall become the sources of entry of dampness in a structure.

________ is the main source causing dampness in badly designed kitchens.

__________ is a flexible material and it is easy to lay & is available in rolls of normal wall width.

________ is a semi-rigid material and it forms an excellent impervious layer of damp proofing.

________ is a flexible material and is placed on the bedding of concrete or mortar.

A _________ layer is in proportion 1:2:4 is generally provided at the plinth level to work as a damp proofing course.

The _______ are popularly known as the white ants though they are in no way related to the ants.

The term _______ is used to indicate the treatment which is given to a building so as to prevent or control the growth of termite in a building.

______ are also known as non subterranean or wood nesting termites.