18"w X 12"h Aluminum Privacy Door HVAC Air Grille - "V" Shaped Louvers Ensure 100% View Block - Supply or Return RV Mobile Home Actual Filter Size – 31

Actual Filter Size – 31 3/4"w x 15 3/4" x 1"

3 * insulation density is 30kgs/cbm = 0

+ Product Details Size – 18"w X 12"h is the size for the duct opening measurement only

+ Product Details Size – 20"w X 50"h is the size for the duct opening measurement only

18"w X 12"h Aluminum Privacy Door HVAC Air Grille - "V" Shaped Louvers Ensure 100% View Block - Supply or Return RV Mobile Home Actual Filter Size – 31+ Product Details Size 18"w X 12"h is the size for the duct opening measurement only, actual front end outer dimensions are 19" Width X 13" Height Design special "V" shaped louvers ensure 100% view block while ensuring easy un restricted air flow Installation Location Wall or door mount door thickness up to 32mm anodised finish smooth & beautiful High Quality Aluminum The premium durable aluminum will never rust and it will never wear through leaving