Protect your solid and laminate wood floors with NOMAFLOOR's Special Heatflow AquaStop 1.6 mm: a premium underlay that blocks residual moisture, dampens noise, absorbs shocks and resists wear, while remaining compatible with underfloor heating.
Why AquaStop?
Mineral substrates (screeds/slabs) often retain residual moisture after construction. The AquaStop™ technology of noma®floor underlays for screeds creates an effective barrier, preventing damage to parquet or laminate flooring caused by this moisture.
Strengths (benefits)
- Moisture barrier: provides long-lasting protection to the coating against rising damp or residual moisture.
- Acoustic comfort: excellent reduction of footstep and impact noise for a quieter interior.
- High compression resistance: maintains its shape over time under heavy loads and in high-traffic areas.
- Impact protection: reliable in case of falling objects, limits markings.
- Underfloor heating: compatible thanks to the low thermal resistance of the installation and covering assembly.
- Rational installation: roll covering 8 m², ideal for residential and light commercial construction sites.
Recommended applications
- Floating installation of solid, engineered or laminate flooring
- Mineral substrates: cement/anhydrite screeds, concrete slabs, existing flat tiles
- Residential projects and moderate traffic areas
- Thin-layer renovation
Features & format
- Thickness: 1.6 mm
- Roll format: 1.2 m × 7 m = 8.5
- Technology: AquaStop™ (moisture barrier)
- Acoustic reduction: excellent reduction of footstep and impact noise
- Compressive strength: very good, suitable for localized loads
- Compatibility: underfloor heating (floating installation – check the entire system)
- Substrates: compliant, clean, flat and stable mineral screeds
Implementation guidelines (summary)
- Flat, clean, sound and dry surface (respect the permissible humidity levels).
- Unroll the AquaStop™ underlay on the barrier side according to the manufacturer's instructions.
- Carefully seal and seal the overlaps (using appropriate tape).
- Install your floating floor covering according to its instructions (expansions, direction, permitted underlays).
- For underfloor heating: commissioning / instructions according to DTU & manufacturer (gradual temperature increases).
Pro tip: add a coordinating sealing tape to perfect the vapor barrier at the joints and around the perimeter (baseboards).

Certification:
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TÜV (nomafloor underlays)
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Blauer Engel - DE-UZ 156 - underlays
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