Renovation of a municipal facility in Londonderry, Vermont. Completed plans call for the renovation of a two-story above grade, one-story below grade municipal facility.

The following Scope of Work was developed using recommendations and analysis conducted in two technical reports: 1. Blower Door test/Envelope Study by BVH Integrated Services 2. Level II Energy Assessment by Salas O'Brien Dubois & King seeking qualified contractors to restore and weatherize the windows at the historic Londonderry Town Hall located at 139 Middleton Road, Londonderry, Vermont. The primary objective of this project is to improve the energy performance of the windows, and balance additional priorities, such as historic preservation, aesthetics, and functionality. All renovation work described in this RFP must be complete or under contract for completion by September 30th, 2026. Contact for RFP Questions Anand Fedele, Assistant Planner, Municipal Project Manager Windham Regional Commission 139 Main Street Suite 505 Phone: 802-257-4547, ext. 115 2.1. Existing Window Conditions The Londonderry Town Hall (built 1859) contains 25 exterior windows, which are old, excessively leaky, and in some cases, inoperable or operating poorly. The vast majority of these units are woodframed, single-pane windows with spring-assisted sashes. The windows of greatest historical concern are the twelve on the first floor and the attic 9-lite. The remaining windows are assumed to be non-historic. Most windows have an approximate R-value of 1. Details are provided below. Measurements provided in this RFP are for bidding purposes only, and it is highly encouraged that potential bidders attend a site visit to better understand the conditions of the windows. a) 1 st Floor, Reception Area (Front Zone): 2 units, non-operable, ~44"x34", 1/1, reception area windows include leaded glass transoms (~44"x12"). b) 1 st Floor, Main Hall (Middle Zone): 6 units, single-hung, ~45"x90", 6/6. c) 1 st Floor, Backstage Area (Back Zone): 2 units, single-hung, ~45"x90", 12/12. d) 1 st Floor, Backstage Area, back wall (Back Zone): 2 units, single-hung, ~40"x83", 12/12, one of these units requires muntin repair, back wall windows have exterior storms. e) Attic Window (Front Zone): 1 unit, ~28"x40", 9-lite. 2.2. Scope: Window Retention, Restoration, & Weatherization a) Field-measure all window units on-site; evaluate condition of each unit and check for alignment, water entry, and air sealing issues. b) Remove historic sashes (first floor and attic) and cover openings with weatherproof material. If historic units are being restored off-site, ensure safe transport. c) Retain sashes and muntins where possible. In cases where wood is rotted or otherwise damaged, make repairs using historically-appropriate techniques. d) Remove all deteriorated glazing, operating hardware, paint, and glass from historic window units. Original glass shall be retained to the extent possible, and replaced with inkind materials as needed. e) Reglaze and repaint windows to match Town Hall historic profile (color to be confirmed at a later date); ensure tight seal between glazing compound/putty and each glass pane. f) At Town Hall, remove coverings over rough openings and reinstall original units, ensuring proper alignment, operability, waterproofing, and air sealing. g) Install/replace weatherstripping on all moving window components for historic window units. h) Provide precise window measurements to storm window manufacturer; storm windows shall be replaced/installed at all 13 exterior window openings. i) Contractors should propose and separately price an interior storm window product for consideration by the Town; the desired product shall be an HP-approved interior insert such as Indow Inserts, or a comparable alternative. j) Install the Town's selected storm window product. k) Seal gaps around the window frame and casing with caulk and backer rod, if necessary Brattleboro, VT 05301 Email: afedele@windhamregional.org