NOTE: Our listed price is carton price. It includes 10 pieces.
1/3" spaced fins set at 20 degrees.
1/2" spaced fins set at 40 degrees.
Exceptional free area.
5/16" Margin Turnback.
Bright white finish.
( Any colors you would like. )
SIZE:20x16(for duct opening)
Free Shipping（Excludes:Alaska, Hawaii, APO, FPO, PO BO, US Protectorates, Africa, Central America and Caribbean, South America, Russian Federation, Bermuda, Greenland, Saint Pierre and Miquelon, Bahrain, Iraq, Jordan, Lebanon, Oman, Yemen, Afghanistan, Bangladesh, Bhutan, Georgia, Kazakhstan, Kyrgyzstan, Maldives, Mongolia, Nepal, Tajikistan, Turkmenistan, Uzbekistan, American Samoa, Cook Islands, Fiji, French Polynesia, Guam, Kiribati, Marshall Islands, Micronesia, Nauru, New Caledonia, Niue, Palau, Papua New Guinea, Solomon Islands, Tonga, Tuvalu, Vanuatu, Wallis and Futuna, Western Samoa, Albania, Andorra, Belarus, Bosnia and Herzegovina, Czech Republic, Estonia, Gibraltar, Guernsey, Jersey, Latvia, Lithuania, Macedonia, Malta, Montenegro, Serbia, Slovakia, Slovenia, Svalbard and Jan Mayen）