RVMasking Boat Cover 16-18.5ft Heavy Duty 1400D - Weather Shield

Our review of the RVMasking Boat Cover finds it best suited for owners who want a rugged, windproof and highly durable full-coverage option for 16 to 18.5 ft vessels. The single biggest reason to consider this cover is its 1400D ultra-thick polyester canvas with dual-layer PU coating, which offers noticeably heavier fabric weight and reinforcement compared with typical 600D or 800D covers, translating into superior abrasion resistance and a more secure fit in wind-prone storage situations.

Key Features

• 1400D Heavy Duty Fabric: The ultra-thick material delivers superior windproof performance and resists scratches and wear better than lighter fabrics.
• Dual-Layer PU Waterproofing: PU coating on both sides provides over 14000 PA water resistance so rain beads up and inner moisture penetration is minimized.
• Custom Fit and Security: Eleven adjustable tie-down straps with quick-release buckles plus an elastic hem offer a snug 360-degree fit that stays secure in gusts.
• Moisture Control: Two air vents reduce trapped vapor under the cover to help keep the boat interior drier and speed drying after wet conditions.
• Reinforced Stress Points: Double-layer corners, double-needle stitching, and extra bar-tack stitches at straps improve durability where wear and wind load concentrate.

Who It's For

This cover is ideal for owners of tri-hull, V-hull, runabout, fish & ski, or bass boats between 16 and 18.5 ft long and up to a 94 in beam who need heavy-duty protection in exposed storage or seasonal storage. It particularly suits users who prioritize fabric strength, wind resistance and reinforced tie-downs for waterfront or trailer use.

Those who often store a boat in fully enclosed, climate-controlled spaces or who require a lightweight, folding cover for short-term transport might prefer a lighter, more compact alternative; similarly, buyers wanting built-in support poles or custom-fitted patterns beyond the stated size range should look at tailored cover options.

Pros & Cons

Pros

• Very durable 1400D fabric stands up to abrasion and heavy handling.
• Dual PU coating offers strong water resistance and causes raindrops to bead off the surface.
• Multiple straps, quick-release buckles, and elastic hem produce a secure, custom-like fit.
• Reinforced corners and extra stitching extend usable life when straps and edges see repeated stress.

Cons

• Some owners report occasional wetness under the cover in heavy or prolonged rain despite the PU layers, so additional support or careful installation may be needed to avoid pooling.

Specifications

Material	1400D polyester canvas with dual PU coating
Fit Length	16 to 18.5 ft
Maximum Beam	Up to 94 in
Water Resistance	14000+ PA (dual-layer PU)
Fastening	11 adjustable straps, quick-release buckles, elastic hem
Ventilation	Two air vents for moisture control
Included	Cover, straps, storage bag; 24-month product support

Our Verdict

The RVMasking 1400D Boat Cover is a practical value pick for owners who need heavy-duty, wind-resistant protection for 16 to 18.5 ft boats. Its thick fabric, reinforced stitching and multiple tie-downs deliver long-term durability and a secure fit, making it a sensible investment for outdoor storage; buyers who need absolute guaranteed dryness in severe weather should pair it with a support rod and careful installation.

Frequently Asked Questions

Will this cover fit my 17 ft bass boat with a wide bow?
Yes if the boat length is between 16 and 18.5 ft and the beam does not exceed 94 in; measure your beam to confirm fit.

Is the cover fully waterproof?
The dual-layer PU coating provides over 14000 PA water resistance and causes water to bead, but some buyers note water may collect if the cover pools or is improperly supported.

What comes in the box?
Each kit includes the boat cover, straps and a storage bag, plus 24-month product support and weekday customer service.