Some useful resources

• ABC Waterbed Outlet - Waterbed products and detailed information about their mattresses, linens, accessories, and filling, draining, moving and assembly.
• All Waterbeds - Carries flotation sleep products.
• American Pacific - Manufacturer of full and replacement waterbed components.
• Bedroom Discounters - Futons, waterbeds, and waterbed components.
• Bedroom Gallery - Featuring waterbeds and waterbed supplies in a variety of designs.
• Creative Bedrooms Waterbed Store - Offering waterbeds and bedding accessories of all types.
• Express Waterbeds - Featuring mattresses, heaters, sheets, as well as a selection of Strata softside models.
• My Waterbed Shop - Offers softside waterbeds, airbeds, bedding, and accessories. Ships worldwide.
• Odds N Ends Waterbeds - Specializing in hard/softside flotation beds.
• Righteous and Co Ltd - Soft sided divan style, framed, and children's waterbeds and accessories.
• A Sound Sleep - Providing waterbeds, memory form mattresses and waterbed accessories and parts.
• Sunrise Waterbeds - Hard and soft-sided mattresses, heaters, replacement bladders, chemicals and accessories. Ships in contiguous USA.
• The Waterbed Doctor - Offering a complete line of brand name waterbeds, mattresses, sheets, linens, parts and accessories.
• Waterbed Doctor - Specializing in all waterbed parts and supplies.
• The Waterbed Guy - Featuring waterbed mattresses, liners, heaters and accessories.
• Waterbed Heaven Bedrooms - Servicing Eastern Pennsylvania and the surrounding area waterbeds and related products.
• Waterbed Parts Direct - Offers replacement parts for hardside and softside waterbeds including mattresses, mattress enclosures, liners, heaters, and pumps.
• Waterbed Parts Online - Replacement parts including mattresses, heaters, liners, rails, and massage systems.
• Waterbed Rails Direct - Padded waterbed rails in a variety of colors and styles.
• Waterbed Room Inc. - Offers a variety of softside and hardside waterbeds, memory cell mattresses, and accessories.
• Waterbedland - Boyd and Simmons mattresses and covers, accessories, and linens from Kimlor Mills.
• Waterbedmart.com - Featuring hardside and softside waterbed mattresses, and parts including rails, pads, heaters and conditioners.
• Waterbeds and More - Specializing in waterbeds and accessories as well as other types of specialty bedding, such as soft side and memory foam beds.
• Waterbeds Etc. - Selling waterbeds, airbeds, accessories, foam mattresses and foam pillows.
• Waterbeds Plus - Carries all types of waterbeds in addition to air beds, bedroom furniture, and futon frames.
• Waterbeds Today - Offering waterbeds sets and components and accessories including softsides, hardsides and supplies.
• Waterbeds USA - Waterbed mattresses, heaters, liners, chemicals and accessories.
• Waterbedsmart - Offers hard and soft side waterbeds, sheets, air beds, parts, and accessories.
• Z&M Enterprises - Complete line of water bed mattresses for softside and hardside waterbeds.

Other links and resources here.