Product Specifications

MTI Mortar Belt™ (MB 3550): 0.024" (0.6 mm) thick high impact polystyrene strip formed with 3/16" (4.8 mm) deep corrugations; 33/8" wide, 50'-0" (15 m) long continuous belt. System shall be designed to suspend and trap trash mortar occurring within the cells of CMU.

Specific Installations

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Twenty Year Warranty

MTI's products are covered by a twenty-year limited warranty. View Warranty!

Mortar Belt™
MB 3550
Installation Photo
Product Photos: 1 2 3

Mortar Belt™ works because it stops and holds trash mortar away from core sides and bottoms and stops trash mortar from plugging weep holes.

  • It stops and holds trash mortar away from core
    sides and bottoms.
  • It stops trash mortar from plugging weep holes.
  • It’s easy to install (3.5" wide, 50' long rolls).

Ordering and Shipping Information

Product Name Mortar Belt™
Product Number MB 3550
Roll Length (Feet) 50
Rolls Per Bundle 4
Linear Feet per Bundle 200
Bundles Per Box 4
Linear Feet per Box 800
Boxes per Pallet 12
Linear Feet per Pallet 9600

Please call 1-800-879-3348 or e-mail info@mtidry.com to place your order today