IntriHub
B2B & Sourcing

Interior & Construction Material Sourcing Checklist for Contractors and Architects

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Intrihub B2B Trade Supply Desk

Intrihub Specialist

22 Feb 2026•8 min read
Interior & Construction Material Sourcing Checklist for Contractors and Architects

Comprehensive procurement checklist covering civil finishes, electricals, plumbing, sanitaryware, adhesives, and hardware for turnkey interior projects.

Key Takeaways

A structured 5-phase procurement timeline ensuring zero project downtime: Structural Prep, Concealed Utilities, Hard Surfaces & Tiling, Fixtures & Fittings, and Final Touchups.

1. Phase 1: Concealed Infrastructure (Plumbing & Electricals)

Concealed conduits, CPVC/UPVC water supply pipes, drainage lines, and FRLS electrical cables must be procured first before wall plastering.

  • ISI certified CPVC & PVC pipes and fittings (Class 1 & Class 2)
  • Flame Retardant Low Smoke (FRLS) copper wires (1.0 sq.mm to 6.0 sq.mm)
  • Concealed flush cisterns, diverters, and stop cocks

2. Phase 2: Flooring, Walls & Tile Adhesives

Source floor tiles, wall tiles, and engineered tile adhesives together with spacer clips to achieve level lippage-free surfaces.

  • Vitrified floor tiles and anti-skid bathroom tiles
  • Type 1 & Type 2 polymer modified tile adhesives and epoxy grouts
  • Waterproofing chemical membranes for sunken slabs and wet areas

Frequently Asked Questions

Can Intrihub provide GST invoices and bulk trade pricing for contractors?

Yes. Intrihub provides full GST compliant input tax credit (ITC) invoices, consolidated project billing, and direct factory pricing on bulk orders.

Does Intrihub offer multi-drop site deliveries for commercial projects?

Yes. We coordinate phased site deliveries directly to your project location in Bangalore and across major Indian cities.

Looking to procure materials for your project?

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