Do dryer vents come in different sizes? Yes 33% No 66% Get Free Quotes Today! Question: Do dryer vents come in different sizes? Top Answer (66% of 3 votes): No. Answer: Yes Explanation: 4" is the most common size. Masters Touch Home Services Answer: No Explanation: 4 inch standard Apex Appliance & Dryer vent cleaning Get Free Quotes Today! Find Local Pros Free Dryer Vent Installation Cost Estimates Related Questions Are plastic dryer vents safe?Top answer: No, never Do dryer vent booster fans work?Top answer: Yes, always Can my dryer vent through the roof?Top answer: In some cases Can a dryer vent into the attic?Top answer: Never How Much Does it Cost to Install a New Dryer Vent?