Ladtech, Inc.
Our Company Contact Us Offering a solution to the age-old problems associated with manhole adjustment rings.
Sizes & Specifications
What Engineers Can Expect
What Contractors Can Expect
Material Specifications
Specification Templates
Design Data
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Annual News Letter
Sizes & Specifications - Sizes & Design Data

DESCRIPTION FOR ALL DESIGNS:
Plastic injection molded adjusting ring
Molded from high density polyethylene as defined in ASTM specification D-4976
Actual resin properties will vary allowing for the utilization of 100% regrind material
The percent of post consumer waste to industrial waste will vary with availability and property retention needs
Color, shade, and uniformity will vary with the mix of the post consumer and industrial waste materials
Dimensions shown are normal - actual size will vary within allowable tolerance and required fit

PRODUCT SPECIFIC DESIGN DATA:
LADTECH® Polyethylene Manhole
Adjusting Ring Flat Design
View Specs
Downloadable Files		 Adjusting Ring Flat Design
LADTECH® Polyethylene Manhole
Adjusting Ring Wedge Design
View Specs
Downloadable Files		 Adjusting Ring Wedge Design
LADTECH® Polyethylene Manhole
Adjusting Ring Wedge / Slope Grade Graph
View Specs
Downloadable Files		 Adjusting Ring Wedge / Slope Grade Graph
LADTECH® Injection Molded Polyethylene
Plastic Catch Basin Adjustment Sleeve Flat Design
View Specs
Downloadable Files		 Plastic Catch Basin Adjustment Sleeve Flat Design
LADTECH® Injection Molded Polyethylene
Plastic Catch Basin Adjustment Sleeve Sloped Design
View Specs
Downloadable Files		 Plastic Catch Basin Adjustment Sleeve Sloped Design
LADTECH® Injection Molded Polyethylene
2 X 2 Catch Basin Flat Design
View Specs
Downloadable Files		 2 X 2 Catch Basin Flat Design
LADTECH® Injection Molded Polyethylene
2 X 2 Catch Basin Slope Design
View Specs
Downloadable Files		 2 X 2 Catch Basin Slope Design
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