Answer
Jan 12, 2024 - 07:18 AM
Greetings, Thank you for your interest in LinearSlotDiffusers.com. I'm pleased to confirm that our standard diffusers are indeed retrofitted, with an extensive range of over 70 sizes. To find the correct size, simply remove your current vent cover and measure the register box opening. For further inquiries, feel free to contact us directly at (956)900-1103. Thank you.
