Dogovor Montazh Plastikovye Okna | TRUSTED – 2027 |

Must include precise measurements, window profile type (e.g., brand, chambers), glass unit specs, and accessories.

Signed after inspection of the installed windows. dogovor montazh plastikovye okna

Ensure the contract mentions installation according to ГОСТ 34378-2018 (or the updated 2024 equivalent). Must include precise measurements, window profile type (e

A valid contract for the installation of plastic windows () in 2026 must clearly define the scope of work, timelines, and warranties to protect both parties. Must include precise measurements

Breakdown of prepayment (usually 50–100%) and final payment upon completion.