Below-slab thermal insulation
Underdeck Insulation
Underdeck insulation reduces heat ingress from the roof slab, improving top-floor comfort and HVAC efficiency.

Overview
What we deliver
Underdeck insulation is bonded to the underside of the roof slab, providing thermal break and reducing heat ingress to the top floor. Zenerclad uses XPS, EPS, PUF spray, and nitrile rubber systems — selected per building type and target U-value.
Scope highlights
- Bonded underdeck systems
- XPS / EPS / PUF / nitrile rubber
- Aesthetic finish options
- Improves top-floor comfort
- Reduces HVAC load
- Fire-rated options available
Our Process
From enquiry to handover.
- 01
Ceiling Survey
Slab condition assessment and area measurement.
- 02
Material Selection
XPS / EPS / PUF chosen per target U-value.
- 03
Surface Prep
Slab cleaning, primer, and adhesive application.
- 04
Installation
Bonded installation with tight joints.
- 05
Finishing
Optional decorative finish or false ceiling.
- 06
Handover
Visual QC and project handover.
Why Zenerclad
What our clients value.
Top-floor Comfort
Significantly reduces ceiling surface temperature.
HVAC Savings
Reduces cooling load on top-floor units.
Quick Install
Faster than over-deck systems on retrofits.
Aesthetic Options
Decorative finish for visible ceilings.
Have a Project in Mind? Let's Build It Together.
Looking for reliable insulation, painting, scaffolding, and finishing solutions? Zenerclad Insulation Pvt. Ltd. is ready to understand your requirements and deliver quality-driven solutions with safety, precision, and professionalism. Let's discuss your project and turn your requirements into results.
