Marine Plumbing & Ventilation - Thru-Hull Fittings

99 products

72% Off

$4.99

~~$17.57~~

Perko 5/8" Thru-Hull Fitting f/ Hose Plastic Molded White Plastic Broad FlangeTechnical Information: Hose Size Inches: 5/8 Mounting Hole Diameter Inches: 13/16 Maximum Hull Thickness Inches: 1-...

16% Off

$58.99

~~$70.00~~

1-1/2" NPS NPT Combo Stainless Steel Thru-Hull Fitting with NutFeatures: NPSM / NPT combination thread #316 Stainless Steel Sizes from 1/2" to 3" UL Listed 647B BSPP and Stainless Steel models ava...

14% Off

$17.99

~~$21.00~~

1/2" NPS NPT Combo Bronze Thru-Hull Fitting with NutFeatures: NPSM / NPT combination thread C83600 Bronze Sizes from 1/2" to 5" UL Listed 647B Available with (-W) or without nut (-L) BSPP and Stai...

12% Off

Attwood Stainless Steel Scupper Valve Barbed - 1-1/2

$90.99

~~$102.83~~

Stainless Steel Scupper Valve Barbed - 1-1/2" Hose SizePolish your image with these beautiful, durable stainless steel fittings. Why specify plastic parts when these fittings will last the life of...

25% Off

$77.99

~~$104.00~~

1-1/4" 90 Degree Hose Thru-Hull Fitting Features: 90 Degree Barb #316 Stainless Steel Thru Hull with Bronze Hose Connection UL Listed 647B Specifications: Hose Size: 1-1/4" Material: Stainless St...

15% Off

$70.99

~~$84.00~~

1-1/4" Bronze Extra Long Thru-Hull Fitting w/Nut Features: Extra long NPSM / NPT combination thread C83600 Bronze Specifications: Hose Size: 1-1/4" Material: Bronze Box Dimensions: 3"H x 3"W x 6"...