Product Support
Appropriate product selection and installation is critical to the success of your job or project. M-D is committed to providing you with all the information you require to make an informed decision. If you cannot find the information needed on this website please contact us to speak with a trained customer service representative. Check out the extensive how-to information categorized by product category:
Determining Your Needs
Selecting the Right Product
Installation Instructions
- How to Install a Threshold
- How to Install a Door Bottom or Sweep
- How to Install Door Jamb Weatherstrip
- How to Install Weatherstrip Tapes
- How to Install Shrink & Seal Window Kits
- How to Install Specialty Weatherstrips
Calibration Instructions
- Laser Calibration [PDF]
- SmartTool Calibration [PDF]
- Older SmartLevel Instructions and Calibration Procedure [PDF]

