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North Bennet Street School

Window Sash Restoration

with Tom Eldridge PC '21

$485

Dates: Saturday, August 1st & Sunday, August 2nd (2 meetings)

Hours: 8:30 am - 4:30 pm

Instructor: Tom Eldridge PC '21

Teaching Assistant: TBA

This two-day course provides information and instruction appropriate for homeowners on the simple repair and restoration of wooden windows. An overview of professional preservation and restoration will also be provided. Day 1 reviews the anatomy and mechanics of wooden sash windows, the process of removing sash from their openings, paint removal and repairs to the wood frame. Day 2 includes the practice of deglazing glass, glass replacement, glazing, and painting. The methods taught in this class will be based on regularly available tools and materials for easy replication at home.

Tools & Supplies: All tools and supplies will be provided for this class.

Attire: This is a general list of how to dress for the shop environment, please contact ce@nbss.edu if you have any questions. 

  • Closed-toe, comfortable, and protective footwear (sneakers or boots)
  • No loose clothing
  • Long pants suggested
  • No loose jewelry
  • Long hair must be tied back 

Prerequisite: None

Age Requirement: Students must be ages 18+ by the class start date to attend adult CE classes. No one under 18 years old is permitted to register for an adult class, even if accompanied by a parent or guardian. 

Please Note: North Bennet Street School will be undergoing exterior construction this summer, which may cause occasional noise or temporary changes to building access.

  • Aug 1 - 2nd, 2026
    Sun and Sat for 1 week from 8:30 am - 4:30 pm

North Bennet Street School

150 North Street
Boston, MA 02109 Get directions

Room: CE South Room 2

Location map for North Bennet Street School




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