Merlin Vinyl Pool Liners & Merlin In-ground Swimming Pool liners. Merlin Industries Pool Liners are 100% virgin vinyl & USA-made providing extra Merlin pool liner extra UV 7 antibacterial protection. Merlin vinyl pool liners are available in both 27 mil and 20 mil including our Value Max liners, which offers 27 mil thickness at 20 mil prices! Atlantic provides ALL current Merlin Vinyl Pool Liner patterns for ALL swimming pool sizes. Select a Merlin Industries Vinyl Pool Liner size, see all patterns, view Merlin Pool Liner Patterns & Videos. Call 855-205-7139 our Authorized Merlin Pool Liner experts for help with selection, measuring & ordering you Merlin Pool Liner today.