Deck Waterproofing Contractor

istock 1Finish your project’s decks, walkways and stairs with proven water and weather protection, expertly applied. Experienced deck waterproofing contractor, Insul-Flow, offers fast, turnkey service to protect exterior surfaces at your multi-family and commercial building projects.

Insul-Flow relies on the unique coating system from Pli-Dek for a high-durability, low-maintenance deck waterproofing solution. The Pli-Dek System is a 1-hour, Class “A” fire-rated waterproof deck coating for plywood substrates, designed for high-traffic pedestrian balconies, roof decks, walkways and stairs.  

Choose Insul-Flow to Waterproof Decks with Long-Lasting Pli-Deck   

The Pli-Dek System consists of a galvanized metal lath, polymer cement base coat and intermediate coat, and offers:

  • UV-resistant, lightweight formulations
  • Durability to 6000 psi
  • 1-hour & Class “A” fire rating
  • An extensive selection of attractive, hard-wearing and ADA-compliant finishes
  • Easy, fast-drying applications 

Trained Crews Apply Waterproof Deck Coatings

Trained and certified by Pli-Dek, Insul-Flow crews apply the Pli-Dek System exactly to specification. We inspect all surfaces before application to spot and solve any issues that could cause a leak, and stand ready to waterproof your decks and walkways as soon as the structures are complete.

For more information about our deck waterproofing services, contact us today at 559-456-1105 or by filling out our Get a Quote form.


2684 N Fordham Avenue
Fresno, CA 93727
Ph. 559.456.1105

Northern CA

5349 S Tracy Blvd
Tracy, CA 95377
Ph. 559.456.1105

Southern CA

2600 River Avenue
Rosemead, CA 91770
Ph. 626.571.8023

Las Vegas NV

3773 Howard Hughes Pkwy Ste 500S
Las Vegas, Nevada 89169
Ph. 626.571.8023

Denver CO

15594 E Batavia Dr unit a
Aurora, CO 80011


Boise ID

PO Box 3556
Nampa ID 83653

Ph. (208)606-9772

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