The phrase "a waterproofing layer" is correct and usable in written English.
You can use it when discussing construction, building materials, or any context where a barrier against water is needed.
Example: "To ensure the longevity of the structure, we must install a waterproofing layer before proceeding with the interior finishes."
Alternatives: "a moisture barrier" or "a water-resistant layer".
In general, no critical negative effects were observed in the case of regular buildings having up to three storeys, providing that sliding on a waterproofing layer is prevented.
It is made of a waterproofing layer, a root barrier, a drainage system and growing medium for the plants.
Viewed from the perspective of the (CH2) n groups that are expected to associate strongly with waxes to form a waterproofing layer, a progressively increasing proportion of alkyl chain content is observed in potato wound periderm, then native periderm, and finally tomato fruit cutin.
Brushing the pastry surface with raw egg will add to these reactions and also forms a waterproof layer, which is again useful in blind baking.
This paper studies the adhesive behavior of a waterproof layer used between a concrete-bridge deck and an asphalt concrete overlay.
Such can be provided by thin sheets that have (1) a waterproof layer usually with polytetrafluoroethylene (Teflon), (2) an active layer of a catalyst (e.g., platinum, gold, or a complex organometallic compound on a carbon base), and (3) a conducting layer to carry the current generated in or out of the electrode.
The floating and bioadhesive drug delivery system was composed of a hollow spherical shell, a waterproof layer (Stearic acid), a drug layer (Ofloxacin), a release retarding film (the novel blended coating materials) and a bioadhesive layer (Carbomer 934P) prepared by using a liquid multi-layering process.
The surface cells of the epidermis are modified into horny scales which create a waterproof layer.
"Regular use provides protection from environmental damage, while the mineral oils form a waterproof layer over the epidermis, helping to heal the skin by sealing in moisture".
Some arboreal frogs reduce water loss by having a waterproof layer of skin, and several South American species coat their skin with a waxy secretion.
