Corrugated Lath Strip

Corrugated Lath Strip™

Furring Strips for Siding & EIFS

CLS 3845-18, CLS 3845-316, CLSW 3845-18

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Corrugated Lath Strip
  • Corrugated Lath Strip
  • Corrugated Lath Strip
  • Corrugated Lath Strip
  • Corrugated Lath Strip
  • Corrugated Lath Strip

Corrugated Lath Strip Highlights

Back-vent and drain siding to prevent mold and entrapped moisture with Corrugated Lath Strip™. Lightweight 50ft rolls are installed with staples and trim with a utility knife.

MTI's 1/8” Corrugated Lath Strip White used as an EIFS drainage strip protects the drainage gap in water managed EIFS. The 1/8" gap it maintains limits loss of R-value to less than 5%.

 EIFS and Corrugated Lath Strip Video


  • Lightweight
  • Easily Trimmed (utility knife)
  • Cross Ventilation
  • Rainscreen Drainage
  • When used with vertical (board & batten siding) significantly reduces bump-out (vs perpendicular furring strips)
  • 96% Post-industrial recycled material

Drains Incidental Moisture in

  • Fiber Cement Siding (such as Hardie Plank and Allure)
  • Engineered Wood Siding (such as LP Smart Side)
  • Cedar Siding
  • EIFS
  • Any system with exterior rigid foam insulation

Corrugated Lath Strip Installation

  • Install Corrugated Lath Strip™ over the water resistive barrier
  • Align with framing or fastening pattern of siding
  • Attach with mechanical fasteners
  • Install exterior siding or exterior rigid foam insulation per manufacturer's specification

Corrugated Lath Strip Ordering/Shipping

Contact MTI at 1-800-879-3348 for specific cost to your destination.

Corruagated Lath Strip Strip Specifications

A 0.024" (0.6 mm) thick high impact polystyrene strip formed with 1/8" (3 mm) or 3/16" (5 mm) deep corrugations; 2.8" (71.12 mm) wide, 50'-0" (15 m) long continuous belt. 

Product Number CLS 3845-18 or CLS 3845-316
Roll Length 50
Rolls Per Bundle 5
Linear Feet Per Bundle 250
Bundles Per Box 6 or 4
Linear Feet Per Box 1500/1000
Boxes Per Pallet 12
Linear Feet Per Pallet 18,000/12,000
Pallet Size 48"x40"x49"

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