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Waterproofing Suppliers in Delaware

12 local suppliers in Delaware, plus 15 national and regional distributors serving the state

Delaware construction cost snapshotBuild cost index -1% vs. U.S. averageConstruction wage $36.02/hr (#31 of 51)

Regional labor cost adjusts what you pay to install waterproofing even when material is priced nationally. Source: BLS QCEW construction wages (NAICS 23).

Local Waterproofing Suppliers in Delaware

In-state locations with published contact details, ranked by customer rating.

PJ Fitzpatrick

location_onNew Castle, DE

star4.8 (13591 reviews)

call(866) 858-5928 languageWebsite

Basement Gurus LLC

location_onWilmington, DE

star5 (285 reviews)

call(800) 834-6584 languageWebsite

Quality 1st Basement Systems

location_onElkton, DE

star4.8 (330 reviews)

call(410) 858-4610 languageWebsite

DryZone, LLC

location_onEllendale, DE

star4.8 (285 reviews)

call(302) 335-7400 languageWebsite

58 Foundations & Waterproofing

location_onNewark, DE

star4.8 (210 reviews)

call(267) 641-2370 languageWebsite

Adam Basement Waterproofing

location_onWilmington, DE

star4.8 (145 reviews)

call(302) 565-2929 languageWebsite

Delaware Crawl Space Company

location_onLewes, DE

star4.8 (89 reviews)

call(302) 703-1880 languageWebsite

Koala Insulation of Newark

location_onNewark, DE

star4.9 (61 reviews)

call(302) 273-8476 languageWebsite

Del-Val Basement Waterproofing

location_onPlymouth Meeting, DE

star4.7 (72 reviews)

call(610) 956-9569 languageWebsite

ABC Supply Co. Inc.

location_onStanton, DE

star4.6 (72 reviews)

call(302) 994-1166 languageWebsite

Custom Coatings & Designs LLC

location_onNewark, DE

star4.9 (39 reviews)

call(302) 368-9931 languageWebsite

White Cap

location_onNew Castle, DE

star4.8 (26 reviews)

call(302) 838-6333 languageWebsite

National & Regional Distributors Serving Delaware

15 suppliers found

Benjamin Obdyke

Horsham, PA

National

Manufacturer$200M+Est. 1868

Manufacturer of housewrap, rainscreen, and roof ventilation products

languageWebsite infoDetails

Carlisle Construction Materials

Carlisle, PA

National

Manufacturer$5B+Est. 1917

Major manufacturer of commercial single-ply roofing and waterproofing systems

languageWebsite infoDetails

Carlisle Waterproofing

Carlisle, PA

National

Manufacturer$1B+Est. 1917

Carlisle Companies division producing below-grade waterproofing membranes and systems

languageWebsite infoDetails

DuPont Tyvek

Wilmington, DE

National

Manufacturer$1B+Est. 1967

DuPont brand producing weather-resistant housewrap and building envelope barriers

languageWebsite infoDetails

Firestone Building Products

Indianapolis, IN

National

Manufacturer$2B+Est. 1980

Holcim subsidiary producing commercial roofing and waterproofing membranes

languageWebsite infoDetails

GCP Applied Technologies

Cambridge, MA

National

Manufacturer$1B+Est. 1919

Saint-Gobain subsidiary producing fireproofing, waterproofing, and concrete admixtures

languageWebsite infoDetails

Henry Company

El Segundo, CA

National

Manufacturer$500M+Est. 1981

Carlisle Companies subsidiary producing building envelope and waterproofing systems

languageWebsite infoDetails

Laticrete

Bethany, CT

National

Manufacturer$500M+Est. 1956

Global manufacturer of tile and stone installation systems and waterproofing membranes

languageWebsite infoDetails

Mar-Flex Waterproofing

Carlisle, OH

National

Manufacturer$100M+Est. 1994

Manufacturer of foundation waterproofing and drainage systems

languageWebsite infoDetails

Polyguard Products

Ennis, TX

National

Manufacturer$200M+Est. 1953

Manufacturer of self-adhering waterproofing membranes for building envelopes

languageWebsite infoDetails

RPM International

Medina, OH

National

Manufacturer$7B+Est. 1947

Parent of Tremco, Carboline, Rust-Oleum, and DAP building product brands

languageWebsite infoDetails

Schluter Systems

Plattsburgh, NY

National

Manufacturer$1B+Est. 1966

German-owned manufacturer of tile installation systems, membranes, and shower systems

languageWebsite infoDetails

Sika

Lyndhurst, NJ

National

Manufacturer$5B+Est. 1910

Swiss specialty chemical company producing waterproofing, adhesives, and concrete admixtures

languageWebsite infoDetails

Tremco

Beachwood, OH

National

Manufacturer$1B+Est. 1928

RPM International subsidiary producing sealants, waterproofing, and roofing systems

languageWebsite infoDetails

W.R. Meadows

Hampshire, IL

National

Manufacturer$200M+Est. 1926

Family-owned manufacturer of waterproofing, vapor barriers, and concrete accessories

languageWebsite infoDetails

Buying Waterproofing in Delaware

Buildermuse tracks 15 waterproofing suppliers serving Delaware. Every supplier here is a national chain with distribution reaching Delaware, so availability is rarely the constraint — pricing and lead time are. The listed suppliers are headquartered in Carlisle, Beachwood, and Bethany.

Of the suppliers that report a business type, the list includes 15 manufacturers. Buying direct from a manufacturer can cut unit cost on large or repeat orders, while distributors and wholesalers tend to carry mixed inventory and offer shorter lead times that suit smaller or last-minute jobs.