# Ensana Butterfly Guest rooms and residential spa programmes using the natural therapeutic resources of Mariánské Lázně. [Canonical profile]() Language: English Location: Mariánské Lázně, Karlovy Vary Region, Czechia [Official website or resource]() ## Features, topics and format - Guest rooms and residential spa programmes using the natural therapeutic resources of Mariánské Lázně. ## Practical information Location: Mariánské Lázně, Karlovy Vary Region, Czechia Status: Operating — according to listed sources WLR: not assessed. ## Questions about a healthy stay Questions are inspired by WELL v2. Unanswered questions are unknown, not evidence that a facility is present or absent. This is not a WELL certificate. ### Where is Ensana Butterfly located? Ensana Butterfly: Mariánské Lázně, Karlovy Vary Region, Czechia. Property information; room-specific conditions are not verified. Sources reviewed: 2026-10-04 - [Ensana Butterfly — lodging and wellness]() ### What operating status is listed for Ensana Butterfly? The catalogue lists this property as operating, according to the cited sources. This does not confirm room availability for particular dates. Property information; room-specific conditions are not verified. Sources reviewed: 2026-10-04 - [Ensana Butterfly — lodging and wellness]() ### What are the temporary-stay terms at Ensana Butterfly: minimum stay, total price and cancellation? *Unanswered.* ### Does Ensana Butterfly hold a current WELL certification, and which buildings and spaces does it cover? *Unanswered.* ### How does fresh air enter bedrooms at Ensana Butterfly, and can guests open the windows? *Unanswered.* ### What air filtration is provided at Ensana Butterfly, and when were the filters serviced? *Unanswered.* ### Does Ensana Butterfly have recent CO₂ and PM2.5 measurements with dates and the specific room tested? *Unanswered.* ### Is smoking prohibited throughout Ensana Butterfly or only in certain areas? *Unanswered.* ### Can guests drink the tap water at Ensana Butterfly, and are the latest test results available? *Unanswered.* ### Where can guests refill drinking water at Ensana Butterfly, and how is the treatment system maintained? *Unanswered.* ### How are plumbing, showers and hot-water systems maintained between stays at Ensana Butterfly? *Unanswered.* ### When were the rooms at Ensana Butterfly last checked for leaks, dampness and mold? *Unanswered.* ### If Ensana Butterfly has a pool or plunge pool, how is water quality monitored and where are the results? *Unanswered.* ### What dining options are listed for Ensana Butterfly? *Unanswered.* ### Does Ensana Butterfly offer vegetables, fruit, whole grains, plant-based meals and options without added sugar? *Unanswered.* ### Where can guests find ingredient and allergen information at Ensana Butterfly? *Unanswered.* ### Can Ensana Butterfly arrange meals for a food allergy, and how is cross-contact prevented? *Unanswered.* ### Do the rooms, villas or apartments at Ensana Butterfly have a kitchen, refrigerator and self-catering facilities? *Unanswered.* ### Do bedrooms at Ensana Butterfly have blackout curtains or shutters? *Unanswered.* ### Can guests at Ensana Butterfly dim the lights and control bedside lighting separately? *Unanswered.* ### Do rooms at Ensana Butterfly have daylight and suitable lighting for reading or working? *Unanswered.* ### What walking, running or cycling routes are available near Ensana Butterfly? *Unanswered.* ### What exercise spaces and activities are listed for Ensana Butterfly? *Unanswered.* ### Which exercise sessions and pools at Ensana Butterfly are included in the stay, and is advance booking required? *Unanswered.* ### Can guests control their bedroom temperature at Ensana Butterfly? *Unanswered.* ### Do all bedrooms at Ensana Butterfly have cooling or heating, and can it run overnight? *Unanswered.* ### Is humidity measured at Ensana Butterfly, and are recent readings available for the selected room? *Unanswered.* ### What noise sources are near Ensana Butterfly, especially at night? *Unanswered.* ### Does Ensana Butterfly have information about bedroom sound insulation or measured noise levels? *Unanswered.* ### Does Ensana Butterfly have quiet hours, and can guests choose a quieter room? *Unanswered.* ### Which cleaning products are used at Ensana Butterfly, and can guests request fragrance-free cleaning? *Unanswered.* ### When was the selected room at Ensana Butterfly last renovated or furnished with new furniture? *Unanswered.* ### Does Ensana Butterfly provide information about finish materials and their emissions documentation? *Unanswered.* ### What spaces for rest and relaxation are listed for Ensana Butterfly? *Unanswered.* ### Does Ensana Butterfly provide access to a garden, green space or another outdoor natural setting? *Unanswered.* ### Is there a quiet place to unwind away from shared areas at Ensana Butterfly? *Unanswered.* ### Is there a step-free route from the entrance to the bedroom and bathroom at Ensana Butterfly? *Unanswered.* ### What are the doorway widths and bathroom accessibility features at Ensana Butterfly? *Unanswered.* ### How can guests contact the responsible staff member at Ensana Butterfly and report a problem during their stay? *Unanswered.* ### Where can guests find fire and other emergency instructions at Ensana Butterfly? *Unanswered.* - [IWBI · WELL v2]() - [IWBI · Hospitality]() ## Sources and currency Catalogue information compiled from the sources listed below. A source review is not an on-site inspection or certification. Sources reviewed: 2026-10-04 - [Ensana Butterfly — lodging and wellness]() A catalogue profile is not an independent WLR assessment or WELL certification. Confirm current terms and availability with the provider.