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LathNet: The First Drainage Plane and Metal Lath System from Mortar Net Solutions



  • Factory-assembled combination of mesh drainage plane and metal lath
  • Provides a continuous drainage plane between the lath and weather resistant barrier
  • Metal lath: Self-furring 2.5 lb. G-60 galvanized expanded steel.
  • - L: 97" +1.5 -0 W: 27" +/-0.375 T: 0.25"
  • Drainage mesh: 90% open weave polyester.
  • - L: 95.5" +/-0.5 W: 25.5" +/- 0.25 T: 0.25"
  • Shipped in banded bundles of 10 sheets
  • 100 sheets/pallet (approximate weight: 600 lbs.)
  • Faster installation and fewer wall penetrations than installing a drainage plane and lath separately
  • Combines proven components in an engineered and tested system
  • Factory assembly ensures consistent quality
  • Clearly shows 1” minimum lath overlap to comply with ASTM C847
  • Promotes full lath encapsulation without clogging the drainage plane
  • Drainage mesh provides an effective mortar barrier to prevent bridging
  • Continuous drainage plane allows rapid, unrestricted moisture flow to the weep holes
  • Allows unrestricted air flow behind the lath to help promote drying
  • Created and backed by industry leader Mortar Net Solutions™ in partnership with ClarkDietrich™ Building Systems
  • Assembled in the USA from 100% USA-made materials
Available Options
  • 3.4 lb., self-furring dimpled steel mesh
  • 0.4" (10 mm) drainage mesh thickness
**Patent Pending

Download Lath Net Product Brochure

About Mortar Net Solutions

Mortar Net Solutions™, formerly Mortar Net® USA, Ltd. develops, distributes and supports innovative moisture management solutions for masonry construction.

The company was founded in 1992 by Tom Sourlis and Colin Munro. Sourlis has over 25 years of experience as a mason with extensive architectural training from the Illinois Institute of Technology and Munro is a masonry industry expert with over 45 years of experience, including research, teaching, technical consultation, manufacturing, marketing, and contracting. He has guest lectured at several universities. He is a member of AIA, CSI, and The Masonry Society of which he was a past chairman of Committee C-15: Manufactured Masonry Units and is an honorary member of the Bricklayers & Allied Craftsmen International Union. He recently became a Fellow of ASTM and received their Award of Merit.

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