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Delta Foundation Wrap

QuietRock Drywall
Home Concrete & Cement Delta Foundation Wrap

Delta Foundation Wrap

Delta Foundation Wrap is a superior waterproofing membrane specifically designed for the protection of below-grade foundation walls. Engineered to prevent moisture penetration, it is the go-to choice for residential, commercial, and industrial buildings requiring long-term waterproofing solutions. Its dimpled design creates a drainage path and air gap, allowing moisture to flow freely to the footing drain and preventing hydrostatic pressure from damaging the foundation.

This advanced wrap is manufactured from high-density polyethylene (HDPE), giving it remarkable strength, resistance to chemical degradation, and long-lasting flexibility. Whether you’re building a new home or waterproofing an existing foundation, Delta Foundation Wrap is an essential product for ensuring structural integrity and moisture protection.

Benefits

  • Waterproof Barrier: Offers exceptional resistance against water infiltration and hydrostatic pressure.
  • Chemical and Rot Resistance: Made from HDPE, Delta Wrap is unaffected by soil-borne chemicals, rot, or mildew.
  • Thermal Stability: Maintains performance across a wide temperature range and won’t crack or degrade in freezing weather.
  • Drainage Efficiency: Its dimpled structure promotes rapid drainage, reducing the risk of foundation leaks.
  • Easy Installation: Lightweight, flexible material that’s simple to install without heavy machinery.

Properties

  • FUNCTION: Acts as a drainage layer and protective barrier for foundation walls.
  • PRODUCT ROLE: Foundation protection and moisture management.
  • BUILDING COMPONENT: Below-grade walls and foundation systems.

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PLAIN DRYWALL

Details

Overview

Delta Foundation Wrap plays a pivotal role in modern waterproofing systems by safeguarding the most vulnerable part of any structure — the foundation. The product is designed with innovative dimpled technology that not only channels water away from the wall surface but also provides a critical air space to equalize pressure and ensure proper ventilation.

Unlike traditional damp-proofing methods like tar or roll-on coatings, Delta Wrap offers long-term protection without the risk of flaking or degradation. It serves as a protective layer during backfilling and remains effective for decades after installation.

Its resistance to puncture and compression under soil load means Delta Foundation Wrap remains intact and effective under the most challenging conditions. This is especially important in climates like Toronto’s, where freeze-thaw cycles and groundwater movement can put foundations at risk.

Builders and contractors also appreciate how quickly and cleanly it can be installed. The wrap unrolls easily and is mechanically fastened to the wall using Delta fasteners and washers, creating a secure and continuous barrier.

In addition to preventing moisture entry, the wrap also extends the lifespan of the waterproof coating beneath it, offering a multi-layer defense system. Homeowners, property managers, and commercial developers all benefit from its performance, value, and proven track record.

Guide

Installation

Step

01

Start by preparing the foundation wall — it must be clean and free of debris, loose particles, or protrusions. Any existing cracks should be patched before installation.

Step

02

Roll out the Delta Foundation Wrap and position the dimpled side against the wall. Secure the top edge of the membrane with Delta fasteners and washers placed approximately every 16 inches.

Step

03

Overlap the wrap by at least 6 inches at all seams. Use Delta sealing tape to ensure a watertight finish and prevent lateral moisture intrusion.

Step

04

Backfill with care to avoid damaging the membrane. Ensure that the drainage pipe at the footing is functioning properly and connected to a sump pit or stormwater system.

COMPARATIVE TESTING

When compared to conventional foundation damp-proofing methods such as spray-on bituminous coatings, Delta Foundation Wrap offers measurable advantages in performance, durability, and long-term value. Its multi-functional design as both a drainage layer and protective barrier gives builders peace of mind and long-term cost savings.

APPLICATIONS

Delta Foundation Wrap is ideal for:

  • Residential basements and crawl spaces
  • Commercial below-grade structures
  • Retaining walls
  • Concrete foundation walls
  • Renovations and new construction
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