Search results for: 'st1 marine chemicals'

This Master Spa Factory OEM 66" x 84" hot tub cover replacement (SKU: X456684) is specifically designed to fit your Master Spas® hot tub. This cover ensures energy efficiency as it consists of a 1.5-pound foam density, six-inch thick foam insulation (which tapers to 4-inches along the sides), and a full-length heat seal to help prevent heat loss. Additionally, it is made of a high end marine-grade vinyl covering that is mildew treated, and consists of upgraded rubber grip handles.

Note: This particular hot tub cover folds along the short edge. Find the corresponding long-edge fold cover here.

The 66" x 78" Master Spas® factory direct OEM replacement hot tub cover (SKU: 66x78) is designed to fit your Master Spas hot tub. It comes standard with a 1.5lb foam density, long steam stopper cushions to help prevent any sort of heat loss. It has been upgraded to include two rubber grip handles and is made of a high quality marine-grade vinyl covering that is mildew treated and unfazed by UV rays.

Note: This particular cover folds along the short edge. If you need a cover with these same dimensions (66" x 78") but that folds along the long edge, try our 66 × 78 Inch Hot Tub Cover (Long-edge fold).

The 70" x 83" Hot Tub Cover (Short-edge Fold) (SKU: 457187) is designed to fit your Master Spas® hot tub. This cover ensures extreme energy efficiency as it is made of a 1.5-pound foam density, six-inch thick foam insulation (which tapers to 4-inches along the sides), and a full-length heat seal to help prevent heat loss. Additionally, it is made of a high end marine-grade vinyl covering that is mildew treated, and consists of upgraded rubber grip handles.

Note: This particular cover folds along the shortest 70-inch edge. For a hot tub cover folding on the long edge, please see 83" x 70" Hot Tub Cover (Long-edge Fold).

The 78" x 66" Hot Tub Cover (Long-edge Fold) is an exact Master Spa Factory OEM replacement. It is specifically designed to fit your Master Spas® hot tub. This cover is extremely energy efficient, as it's made of a 1.5-pound foam density, six-inch thick foam insulation (which tapers to 4-inches along the sides), and a full-length heat seal. It has been upgraded to include two rubber grip handles and is made of a high quality marine-grade vinyl covering that is mildew treated.

Note: This particular cover folds along the longer 78" edge. If you need a cover with these same dimensions (66" x 78") but that folds along the short edge, try our 66 × 78 Inch Hot Tub Cover (Short-edge fold).

Measure the chemical balance of your hot tub water with AquaChek Silver 7-Way Test Strips in just 15 seconds.

• Count: 100 test strips
• Tests for: Total Hardness, Total Chlorine, Total Bromine, Free Chlorine, pH, Total Alkalinity, Stabilizer (Cyanuric Acid).

SpaBoss Chlor-Aid (2 lb.) is the easy way to disinfect your hot tub water and keep it free from algae and bacteria that can lead to unwanted side effects. This granular chlorine product immediately disinfects water, keeping it clean and clear. Additionally, Chlor-Aid will not disturb the pH or alkalinity balance in your water. 

Measure the chemical balance of your chlorine based water with AquaChek TruTest Chlorine Test Strips in 15 seconds.

• Count: 50 test strips
• Tests for: Total Bromine, pH, Total Alkalinity

Measure the chemical balance of your bromine based water with AquaChek TruTest Bromine Test Strips in 15 seconds.

• Count: 50 test strips
• Tests for: Total Bromine, pH, Total Alkalinity

This Master Spa Factory OEM 78” x 78” hot tub cover replacement (SKU: X120240)  is specifically designed to fit your Master Spas® hot tub. This cover is energy efficient as it consists of a 1.5-pound foam density, six-inch thick foam insulation (which tapers to 4-inches along the sides), and a full length heat seal to help prevent heat loss. It is also made of a high end marine-grade vinyl covering that is mildrew treated, and consists of upgraded rubber grip handles.

The 8' x 8' (94" x 94") Master Spas® hot tub replacement cover is a Master Spa Factory OEM replacement (SKU: X454888). It is specifically designed to fit your Master Spas® hot tub. This cover is energy efficient, as it's made of a thick 1.5-pound foam density, six-inch thick foam insulation (which tapers to 4-inches along the sides), and a full length heat seal. It has been upgraded to include two rubber grip handles and is made of a high quality marine-grade vinyl covering that is mildew treated and protects against UV rays.

Play and enjoy music from your smartphone or mp3 player while lounging in your spa. This package comes with 1 Magnadyne Aquavibe MD150 AM/FM LED USB Bluetooth marine stereo.

Free shipping for customers in the contiguous 48 US for products over $99 !

The 6.5×7 Master Spas® (78" x 84") hot tub cover replacement (SKU: X454657) is specifically designed to fit your Master Spas® hot tub. This cover ensures energy efficiency as it consists of a 1.5-pound foam density, six-inch thick foam insulation (which tapers to 4-inches along the sides), and a full-length heat seal to help prevent heat loss. Additionally, it is made of a high end marine-grade vinyl covering that is mildew treated, and consists of upgraded rubber grip handles.

Note: This particular hot tub cover folds along the short edge. Find the corresponding long-edge fold cover here.