THRU-HELMET NYLON 1.13/16

Includes two 1½" 38.1 mm diameter non-return valves for the S and T pumps, ideal for sewage. Made with durable materials, ensuring optimal and long-lasting performance. They guarantee efficient unidirectional flow, preventing liquid backflow.

Blank reinforced nylon bumpers with hose and washer connection (except 1/2"). Tested according to ISO 9093 standard. Dimensions: A (BSP thread) (B(mm) C(mm) D(mm) E(mm) ) 1/2" (14 85 40 39) 3/4" (19 88 47 45) 1" (25 97 52 52) 1 1/4" (32 107 62 53) 1 1/2" (38 107 75 53). )

MEDIUM 1"1/4" to 1"1/2" Reinforces the through-hull/valve assembly. ABYC H-27 certified.

White reinforced nylon thru-hull with hose connection. Easy assembly. Dimensions: B (mm) (A(BSP thread) C(mm) D(mm) E(mm)) 21 (3/4" 89 45 39) 25 (7/8" 80 53 39) 28/35 (1 1/4" 125 61 45) 38 (1 1/2" 121 70 50)

Ball Scupper Drain Valve Automatically seals and drains a self-draining platform Reduces noise Mounts above the waterline Designed to fit codes Same drilling pattern as codes 43248, 43251, 43253, 44763 198091: Fits holes up to Ø40 mm (Ø1.5"). Dimensions: Ø72 mm x H 48 mm (Ø2.8" x H 1.9"). 198092: Fits holes up to Ø75 mm (Ø3"). Dimensions: Ø114 mm x H 74 mm (Ø4.5" x H 2.9")

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Ø Thread: 1 1/2" Ø Hose: 32 mm Total length: 102 mm Ø Flange: 76 mm Thread length: 55 mm

Made of Polyamide. Ø Thread: 1 1/2" Ø Hose: 40 mm Total length: 102 mm Ø Tab: 76 mm Thread length: 55 mm