A 21′ × 12′ contemporary fiberglass pool, with a uniform 4′11″ depth

The UPSILON combines innovative design with premium fiberglass construction. Its thoughtfully designed shape balances aesthetics with functionality.

Measuring 21′ by 12′, with a uniform 4’11” depth, the UPSILON offers versatile swimming and recreation. The flat bottom design ensures consistent depth throughout, ideal for pool games, aqua fitness, and families with children. With a 6,869-gallon capacity, the UPSILON balances spaciousness with heating and chemical efficiency.

Built with premium fiberglass construction, this pool delivers non-porous surfaces that resist algae, require fewer chemicals, and never need replastering. The gel coat finish maintains its beauty year after year with minimal maintenance.

Factory-molded in one piece for rapid installation—most projects complete in days, not weeks. Backed by Okeanos Ontario Pools’ comprehensive warranty and expert installation.

See the UPSILON in your own yard: upload a backyard photo to the visualizer and compare it with similar models below. Contact us today for a personalized quote and site consultation.

Planning resources

Choose the Right Pool for Your Yard — how to match a model to your space and family needs.
Fiberglass Pool Cost in Ontario — what a project typically costs and what drives the range.
How Okeanos Works: First Call to Swim — the installation process, step by step.
Full-Service vs Assisted Install vs DIY — the three ways to deliver a project.
Backyard Access Before Installation — the site access equipment needs to reach your yard.
Permits and Compliance: What to Expect — municipal permit requirements in Ontario.
Fiberglass Pool Installation Timeline — how long a project takes from contract to first swim.
Financing and Payment Guide — payment structure and financing options.

Design preview

Preview this pool in your own backyard

This pool model is already selected from the page. Add your project address, upload a yard photo, and answer a few planning questions to create a useful preview for the Okeanos pre-consultation.

Design preview Preview UPSILON in your own backyard

This preview is set to the UPSILON model (12x21). Check your project address, upload a yard photo, and answer a few planning questions to begin.