Material guide

Construction Chemicals

Waterproofing, admixtures, adhesives, grouts, sealants and repair mortars.

Product overview

Construction chemicals are a small fraction of project cost and a large fraction of long-term performance. Waterproofing membranes, integral compounds, plasticisers, tile adhesives, epoxy grouts and structural repair mortars all sit in this category.

The single highest-return item on most Indian residential projects is proper terrace and wet-area waterproofing, done as a system with the right primer, membrane and protective screed rather than one coat of whatever was available.

Typical units: kg, litre, bag. Priced per kg or litre; always cost by area covered at the specified thickness.

Common applications

  • Terrace, basement and wet area waterproofing
  • Concrete admixtures and plasticisers
  • Tile adhesives and epoxy grouts
  • Joint sealants and expansion joints
  • Structural repair and rebar protection

Available grades and variants

Integral waterproofing
Added to the concrete or mortar mix.
Liquid membrane / SBR
Applied coatings for terraces and wet areas.
Crystalline
Penetrating systems for water tanks and basements.
Admixtures
Plasticisers, superplasticisers, retarders and accelerators.

Buying guide: construction chemicals

  • Buy a system from one manufacturer — primer, membrane and topping designed to work together.
  • Read the coverage and coats on the datasheet and budget the full quantity; thin application is the usual cause of failure.
  • Check shelf life and storage temperature, especially for epoxies and polymer membranes.
  • Insist on surface preparation. No chemical rescues a dusty, damp, unprepared substrate.

Why buy construction chemicals through Nautook

  • Verified suppliers only — every shop is checked before it can list.
  • Live per-unit rates you can compare across suppliers in your city.
  • GPS-tracked delivery from dispatch to site gate.
  • GST invoices and digital payment records for every order.

Browse live listings to compare rates from verified suppliers in your city, or read how ordering works.

Related materials

Construction Chemicals FAQs

Which waterproofing is best for a terrace?

A polymer-modified cementitious or liquid-applied membrane system over a properly sloped, primed screed, protected by a wearing layer. The system and workmanship matter more than the brand.

Do I need admixtures in residential concrete?

A plasticiser lets you cut water without losing workability, which raises strength and durability. On pumped or hot-weather pours it is close to essential.