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Bullfrog Spas M Series Lineup

Bullfrog Spas’ M Series hot tubs include beautiful aesthetics, easy-to-use functionality, and the renowned JetPak Therapy System to deliver the most elite spa experience currently available. The exterior and interior of the M Series both feature a contemporary style with sharp edges, unique seating layouts, and smart tub functions. Let’s examine the M Series lineup.

The M6, the smallest model in the M Series, has a open concept layout with 7 available seats in a compact footprint, 4 interchangeable Jetpaks, touch controls, extra button control placed conveniently in the layout, a modern waterfall style, and illumination in every nook.

Size: 7′ 7″ (2.31m) x 6′ 8″ (2.03m) x 34″ (.86m)
Therapy Pumps: 2
Dry Weight: 800 lbs
Filled Weight: 5053 lbs
Water Capacity: 387 gal


The M7, the most sought over size, has a open concept layout much like the M6 but with 9 available seats, 6 interchangeable Jetpalts, along with the same features of the M6. Making this spa possibly the most popular of the M Series lineup.

Size: 7′ 7″ (2.31m) x 7′ 7″ (2.31m) x 37″ (.94m)
Therapy Pumps: 2
Dry Weight: 900 lbs
Filled Weight: 5929 lbs
Water Capacity: 453 gal


The M8 has the first side by side double lounger offering couples a chance to get closer while enjoying a full body therapy. In this spacious layout, there are 9 seats with 6 interchangeable Jetpaks, so nobody will be left out. Much like the other spas in the M Series lineup the M8 offers features no spa on the market can compare to.

Size: 7′ 10″ (2.39m) x 7′ 10″ (2.39m) x 38″ (.97m)
Therapy Pumps: 3
Dry Weight: 1024 lbs
Filled Weight: 6249 lbs
Water Capacity: 474 gal


The M9, the largest of the M Series Line up will offer 10 available seats, 7 JetPaks, a wider range of seating arrangements, thoughtful comfort features, intuitive operation from more locations throughout the spa, more lighting and ambiance, and, by far, the highest actual seating capacity of any spa in its class.

Size: 9’2″ (2.79m) x 7’10” (2.39m) x 38″ (.97m)
Therapy Pumps: 3
Dry Weight: 1209 lbs
Filled Weight: 7664 lbs
Water Capacity: 566 gal

Similar to the A Series the M Series offers 90% less plumbing (90% less things to go wrong😉) , a 5 year warranty covering major components, lifetime warranty on the spa framework, built and developed in the USA and advanced filtering/sanitation technology giving you the promise the M Series will last and offer the best in its class therapy and features.