Stadtverwaltung Bad Kreuznach (Barthel)

Manufacture of bespoke heritage-style timber window sets in multiple configurations (including arched heads, stulp/double-leaf units, BT elements and small vent windows), with Wiener/Steg bars and site-specific frame detailing. Selected lower sashes prepared for RWA motor actuation.

Location

New Elements Manufactured

Window System

201 A-18 ONLINE(68) (RU2/RS2; VF/Klassic 20 mm)

Glazing

Insulating unit with acoustic laminated safety glass: VSG 44.2 – 16 – 6, approx. 42 dB; spacer SWS 06 Dunkelbraun; g≈45%, T≈70%. Some elements noted 4–16–4.

Material

Oak (EICHE) – DKD (FIX)

Airtightness & Performance

U≈1.0 / 1.0 (noted); acoustic performance ≈42 dB; installation gap 15/6; perimeter sealing.

Color

Remmers stain (Lasur) – brown; seal/silicone dark brown (KAWO Dunkelbraun); brown gaskets.

Hardware & Craft Details

Roto NT Designo fittings and hinges; Wiener/Stegsprosse plastic 20 mm; weatherbar WAST 1 (oak); notes include frame drip (svodnice), rebates/falze per sketches (e.g., 42×30 / 22×30), and Anuba hinges RAL 8014 on a tilt sash.

Key Benefits Delivered

Heritage-appropriate appearance with Wiener bars and arched heads, combined with enhanced acoustic comfort via VSG glazing and robust Roto NT Designo hardware; coordinated spacer/seal colors to match the stained oak finish; provision for smoke & heat extraction (RWA) on selected elements.

 A selection of our restoration projects with a focus on quality, precision, and attention to detail