Marvin Single and Double Hung Window Parts & Hardware

9 subcategories64 SKUs

Replacement parts and hardware for Marvin single and double hung windows. Stock 64 OEM-compatible components including balance systems, weatherstrip, sash hardware, and tilt mechanisms. Direct replacement for Marvin Integrity and Elevate models.

Integrity / Elevate ITDH Window Balance

6 SKUs

Marvin Block & Tackle Window Balance

1 SKU

Marvin E-Z Tilt & Tilt Pac Window Balance

5 SKUs

Marvin Magnum Dual Window Balance

1 SKU

Marvin Magnum Round Window Balance

1 SKU

Marvin Single & Double Hung Weatherstrip

23 SKUs

Marvin Single-Double Hung Window Sash Parts

20 SKUs

Marvin Spiral Tube Window Balance

1 SKU

Marvin Ultimate Window Balance

7 SKUs

Marvin Balance Systems and Sash Hardware Specifications

Marvin single and double hung windows require precise balance replacement to restore smooth operation and load support. This category covers all balance types Marvin specified across their residential and commercial models: Block & Tackle, E-Z Tilt, Magnum dual and round, spiral tube, and Integrity/Elevate ITDH systems. Weatherstrip and sash lock components complete field repairs and warranty replacements.

Exact OEM Compatibility Across All Marvin Balance Types

Each balance SKU corresponds to specific Marvin window frame dimensions and load ratings. Block & Tackle units work with pre-existing balance pockets; E-Z Tilt and Magnum systems handle side-load variance. Identify your window by glass width and frame depth, then match to the correct balance type. Wrong balance causes binding or sash drop.

Specification-Driven Selection: Glass Width and Unit Width Sizing

Marvin balances are sized by glass width (16–30") and unit width (24–48"). Measure glass opening, not frame exterior. Spiral tube units require accurate height measurement; Magnum round balances fit specific frame styles only. Cross-reference your model number and take exact measurements to avoid incompatible stock.

Trade Volume and Technical Support for Field Technicians

Stock all nine Marvin balance system variants for high-volume service routes and installer fleets. Cross-reference compatibility charts and frame-pocket dimensions with our technical specs. Order complete sash repair kits—balances, weatherstrip, and hardware together—to minimize callbacks and jobsite inventory.