Return Air Pathway 12×4″ Existing Construction



Return Air Pathway, 12 inch x 4 inch for existing construction. Easy to install to maintain adequate airflow between rooms in the home. Made in The USA and BPI Listed.

Available on backorder


The Tamarack Technologies Return Air Pathway Retro-fit (RAPR) is designed to maintain adequate airflow between rooms in your home. Product is made in the USA and is BPI Listed. The retrofit two piece metal frame is expandable for easy installation. All units include baffle material to mitigate noise and light transmission. Once installed, these economical RAPR’s allow the movement of air from one room to the next, equalizing pressure in the home and eliminating hot and cold spots. The unique design prevents air from escaping into wall cavities. 


  • Designed for easy installation in existing walls *INTERIOR USE ONLY
  • Includes 2 white interior grilles, 1 interior baffle and a 2-piece galvanized frame
  • Made in the USA
  • Compliant with national and state building codes
  • Qualifies for the Buy American Act

For new construction projects, please call for details about a slightly different version available

Florida Solar Energy Center case study – R.A.P.

Test results for airflow and sound mitigation

Volume discounts available. Call 1-800-222-5932 for a quote.

Current lead time is two weeks.

UPS ground shipping to continental US only. 

Spec Sheet

CLICK HERE to Download/Print Product Specifications
CLICK HERE to Download/Print Product Specifications Drawing

RAP trifold brochure



There are no reviews yet.

Be the first to review “Return Air Pathway 12×4″ Existing Construction”

Your email address will not be published. Required fields are marked *